Home / 28,175.61-42,264.77-23,236.23

Finding the Fourth Proportional to 28,175.61, 42,264.77 and 23,236.23

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Solution

The fourth proportional to 28,175.61, 42,264.77 and 23,236.23 is: 34,855.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,175.61 : 42,264.77 = 23,236.23 : x
  2. Step 2: Convert to fraction form
    28,175.61/42,264.77 = 23,236.23/x
  3. Step 3: Cross multiply
    28,175.61x = 42,264.77 × 23,236.23
  4. Step 4: Simplify right side
    28,175.61x = 982,073,800.44
  5. Step 5: Solve for x
    x = 982,073,800.44/28,175.61
  6. Step 6: Final answer
    x = 34,855.46

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.