Home / 27,061.43-37,344.65-15,124.79

Finding the Fourth Proportional to 27,061.43, 37,344.65 and 15,124.79

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Solution

The fourth proportional to 27,061.43, 37,344.65 and 15,124.79 is: 20,872.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,061.43 : 37,344.65 = 15,124.79 : x
  2. Step 2: Convert to fraction form
    27,061.43/37,344.65 = 15,124.79/x
  3. Step 3: Cross multiply
    27,061.43x = 37,344.65 × 15,124.79
  4. Step 4: Simplify right side
    27,061.43x = 564,830,006.61
  5. Step 5: Solve for x
    x = 564,830,006.61/27,061.43
  6. Step 6: Final answer
    x = 20,872.15

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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.