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Finding the Fourth Proportional to 62,328.60, 86,013 and 34,034.04

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Solution

The fourth proportional to 62,328.60, 86,013 and 34,034.04 is: 46,966.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,328.60 : 86,013 = 34,034.04 : x
  2. Step 2: Convert to fraction form
    62,328.60/86,013 = 34,034.04/x
  3. Step 3: Cross multiply
    62,328.60x = 86,013 × 34,034.04
  4. Step 4: Simplify right side
    62,328.60x = 2,927,369,882.52
  5. Step 5: Solve for x
    x = 2,927,369,882.52/62,328.60
  6. Step 6: Final answer
    x = 46,966.72

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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.