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Finding the Fourth Proportional to 62,489.16, 93,733.74 and 15,745.68

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Solution

The fourth proportional to 62,489.16, 93,733.74 and 15,745.68 is: 23,618.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,489.16 : 93,733.74 = 15,745.68 : x
  2. Step 2: Convert to fraction form
    62,489.16/93,733.74 = 15,745.68/x
  3. Step 3: Cross multiply
    62,489.16x = 93,733.74 × 15,745.68
  4. Step 4: Simplify right side
    62,489.16x = 1,475,901,475.24
  5. Step 5: Solve for x
    x = 1,475,901,475.24/62,489.16
  6. Step 6: Final answer
    x = 23,618.52

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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.