Home / 42,511.50-63,757.26-17,526.78

Finding the Fourth Proportional to 42,511.50, 63,757.26 and 17,526.78

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Solution

The fourth proportional to 42,511.50, 63,757.26 and 17,526.78 is: 26,286.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,511.50 : 63,757.26 = 17,526.78 : x
  2. Step 2: Convert to fraction form
    42,511.50/63,757.26 = 17,526.78/x
  3. Step 3: Cross multiply
    42,511.50x = 63,757.26 × 17,526.78
  4. Step 4: Simplify right side
    42,511.50x = 1,117,459,469.42
  5. Step 5: Solve for x
    x = 1,117,459,469.42/42,511.50
  6. Step 6: Final answer
    x = 26,286.05

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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.