Home / 25,187.60-37,753.68-10,388.43

Finding the Fourth Proportional to 25,187.60, 37,753.68 and 10,388.43

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Solution

The fourth proportional to 25,187.60, 37,753.68 and 10,388.43 is: 15,571.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,187.60 : 37,753.68 = 10,388.43 : x
  2. Step 2: Convert to fraction form
    25,187.60/37,753.68 = 10,388.43/x
  3. Step 3: Cross multiply
    25,187.60x = 37,753.68 × 10,388.43
  4. Step 4: Simplify right side
    25,187.60x = 392,201,461.92
  5. Step 5: Solve for x
    x = 392,201,461.92/25,187.60
  6. Step 6: Final answer
    x = 15,571.22

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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.