Home / 27,358.50-37,753.61-15,424.31

Finding the Fourth Proportional to 27,358.50, 37,753.61 and 15,424.31

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Solution

The fourth proportional to 27,358.50, 37,753.61 and 15,424.31 is: 21,284.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,358.50 : 37,753.61 = 15,424.31 : x
  2. Step 2: Convert to fraction form
    27,358.50/37,753.61 = 15,424.31/x
  3. Step 3: Cross multiply
    27,358.50x = 37,753.61 × 15,424.31
  4. Step 4: Simplify right side
    27,358.50x = 582,323,384.26
  5. Step 5: Solve for x
    x = 582,323,384.26/27,358.50
  6. Step 6: Final answer
    x = 21,284.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.