Home / 38,663.60-57,995.40-10,583.60

Finding the Fourth Proportional to 38,663.60, 57,995.40 and 10,583.60

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Solution

The fourth proportional to 38,663.60, 57,995.40 and 10,583.60 is: 15,875.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,663.60 : 57,995.40 = 10,583.60 : x
  2. Step 2: Convert to fraction form
    38,663.60/57,995.40 = 10,583.60/x
  3. Step 3: Cross multiply
    38,663.60x = 57,995.40 × 10,583.60
  4. Step 4: Simplify right side
    38,663.60x = 613,800,115.44
  5. Step 5: Solve for x
    x = 613,800,115.44/38,663.60
  6. Step 6: Final answer
    x = 15,875.40

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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.