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Finding the Fourth Proportional to 62,577.98, 93,874.80 and 20,462.30

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Solution

The fourth proportional to 62,577.98, 93,874.80 and 20,462.30 is: 30,696.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,577.98 : 93,874.80 = 20,462.30 : x
  2. Step 2: Convert to fraction form
    62,577.98/93,874.80 = 20,462.30/x
  3. Step 3: Cross multiply
    62,577.98x = 93,874.80 × 20,462.30
  4. Step 4: Simplify right side
    62,577.98x = 1,920,894,320.04
  5. Step 5: Solve for x
    x = 1,920,894,320.04/62,577.98
  6. Step 6: Final answer
    x = 30,696.01

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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.