Home / 25,186.66-37,752.28-10,387.49

Finding the Fourth Proportional to 25,186.66, 37,752.28 and 10,387.49

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Solution

The fourth proportional to 25,186.66, 37,752.28 and 10,387.49 is: 15,569.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,186.66 : 37,752.28 = 10,387.49 : x
  2. Step 2: Convert to fraction form
    25,186.66/37,752.28 = 10,387.49/x
  3. Step 3: Cross multiply
    25,186.66x = 37,752.28 × 10,387.49
  4. Step 4: Simplify right side
    25,186.66x = 392,151,216.25
  5. Step 5: Solve for x
    x = 392,151,216.25/25,186.66
  6. Step 6: Final answer
    x = 15,569.80

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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.