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Finding the Fourth Proportional to 59,884, 89,825.64 and 15,510.64

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Solution

The fourth proportional to 59,884, 89,825.64 and 15,510.64 is: 23,265.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,884 : 89,825.64 = 15,510.64 : x
  2. Step 2: Convert to fraction form
    59,884/89,825.64 = 15,510.64/x
  3. Step 3: Cross multiply
    59,884x = 89,825.64 × 15,510.64
  4. Step 4: Simplify right side
    59,884x = 1,393,253,164.81
  5. Step 5: Solve for x
    x = 1,393,253,164.81/59,884
  6. Step 6: Final answer
    x = 23,265.87

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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.