Home / 42,132.59-63,198.68-10,967.84

Finding the Fourth Proportional to 42,132.59, 63,198.68 and 10,967.84

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Solution

The fourth proportional to 42,132.59, 63,198.68 and 10,967.84 is: 16,451.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,132.59 : 63,198.68 = 10,967.84 : x
  2. Step 2: Convert to fraction form
    42,132.59/63,198.68 = 10,967.84/x
  3. Step 3: Cross multiply
    42,132.59x = 63,198.68 × 10,967.84
  4. Step 4: Simplify right side
    42,132.59x = 693,152,639.62
  5. Step 5: Solve for x
    x = 693,152,639.62/42,132.59
  6. Step 6: Final answer
    x = 16,451.70

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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.