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Finding the Fourth Proportional to 62,689.96, 86,508.84 and 35,828.92

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Solution

The fourth proportional to 62,689.96, 86,508.84 and 35,828.92 is: 49,442.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,689.96 : 86,508.84 = 35,828.92 : x
  2. Step 2: Convert to fraction form
    62,689.96/86,508.84 = 35,828.92/x
  3. Step 3: Cross multiply
    62,689.96x = 86,508.84 × 35,828.92
  4. Step 4: Simplify right side
    62,689.96x = 3,099,518,307.65
  5. Step 5: Solve for x
    x = 3,099,518,307.65/62,689.96
  6. Step 6: Final answer
    x = 49,442.02

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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.