Home / 62,815.68-86,687.28-34,522.11

Finding the Fourth Proportional to 62,815.68, 86,687.28 and 34,522.11

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Solution

The fourth proportional to 62,815.68, 86,687.28 and 34,522.11 is: 47,641.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,815.68 : 86,687.28 = 34,522.11 : x
  2. Step 2: Convert to fraction form
    62,815.68/86,687.28 = 34,522.11/x
  3. Step 3: Cross multiply
    62,815.68x = 86,687.28 × 34,522.11
  4. Step 4: Simplify right side
    62,815.68x = 2,992,627,815.76
  5. Step 5: Solve for x
    x = 2,992,627,815.76/62,815.68
  6. Step 6: Final answer
    x = 47,641.41

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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.