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Finding the Fourth Proportional to 59,889.46, 89,834.46 and 15,513.08

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Solution

The fourth proportional to 59,889.46, 89,834.46 and 15,513.08 is: 23,269.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,889.46 : 89,834.46 = 15,513.08 : x
  2. Step 2: Convert to fraction form
    59,889.46/89,834.46 = 15,513.08/x
  3. Step 3: Cross multiply
    59,889.46x = 89,834.46 × 15,513.08
  4. Step 4: Simplify right side
    59,889.46x = 1,393,609,164.74
  5. Step 5: Solve for x
    x = 1,393,609,164.74/59,889.46
  6. Step 6: Final answer
    x = 23,269.69

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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.