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Finding the Fourth Proportional to 59,381.70, 89,072.56 and 15,008.58

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Solution

The fourth proportional to 59,381.70, 89,072.56 and 15,008.58 is: 22,512.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,381.70 : 89,072.56 = 15,008.58 : x
  2. Step 2: Convert to fraction form
    59,381.70/89,072.56 = 15,008.58/x
  3. Step 3: Cross multiply
    59,381.70x = 89,072.56 × 15,008.58
  4. Step 4: Simplify right side
    59,381.70x = 1,336,852,642.56
  5. Step 5: Solve for x
    x = 1,336,852,642.56/59,381.70
  6. Step 6: Final answer
    x = 22,512.87

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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.