Home / 28,057.70-42,280.06-23,236.10

Finding the Fourth Proportional to 28,057.70, 42,280.06 and 23,236.10

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Solution

The fourth proportional to 28,057.70, 42,280.06 and 23,236.10 is: 35,014.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,057.70 : 42,280.06 = 23,236.10 : x
  2. Step 2: Convert to fraction form
    28,057.70/42,280.06 = 23,236.10/x
  3. Step 3: Cross multiply
    28,057.70x = 42,280.06 × 23,236.10
  4. Step 4: Simplify right side
    28,057.70x = 982,423,585.99
  5. Step 5: Solve for x
    x = 982,423,585.99/28,057.70
  6. Step 6: Final answer
    x = 35,014.40

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Half scale
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Double scale
Find fourth proportional to 28,058.70, 42,281.56 and 23,237.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.