Home / 27,471.33-37,908.88-15,535.17

Finding the Fourth Proportional to 27,471.33, 37,908.88 and 15,535.17

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Solution

The fourth proportional to 27,471.33, 37,908.88 and 15,535.17 is: 21,437.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,471.33 : 37,908.88 = 15,535.17 : x
  2. Step 2: Convert to fraction form
    27,471.33/37,908.88 = 15,535.17/x
  3. Step 3: Cross multiply
    27,471.33x = 37,908.88 × 15,535.17
  4. Step 4: Simplify right side
    27,471.33x = 588,920,856.47
  5. Step 5: Solve for x
    x = 588,920,856.47/27,471.33
  6. Step 6: Final answer
    x = 21,437.65

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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.