Home / 42,451.50-63,677.02-10,861.52

Finding the Fourth Proportional to 42,451.50, 63,677.02 and 10,861.52

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Solution

The fourth proportional to 42,451.50, 63,677.02 and 10,861.52 is: 16,292.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,451.50 : 63,677.02 = 10,861.52 : x
  2. Step 2: Convert to fraction form
    42,451.50/63,677.02 = 10,861.52/x
  3. Step 3: Cross multiply
    42,451.50x = 63,677.02 × 10,861.52
  4. Step 4: Simplify right side
    42,451.50x = 691,629,226.27
  5. Step 5: Solve for x
    x = 691,629,226.27/42,451.50
  6. Step 6: Final answer
    x = 16,292.22

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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.