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Finding the Fourth Proportional to 27,411.46, 37,825.98 and 15,472.46

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Solution

The fourth proportional to 27,411.46, 37,825.98 and 15,472.46 is: 21,350.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,411.46 : 37,825.98 = 15,472.46 : x
  2. Step 2: Convert to fraction form
    27,411.46/37,825.98 = 15,472.46/x
  3. Step 3: Cross multiply
    27,411.46x = 37,825.98 × 15,472.46
  4. Step 4: Simplify right side
    27,411.46x = 585,260,962.51
  5. Step 5: Solve for x
    x = 585,260,962.51/27,411.46
  6. Step 6: Final answer
    x = 21,350.96

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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.