Home / 42,515.88-63,744.92-23,808.76

Finding the Fourth Proportional to 42,515.88, 63,744.92 and 23,808.76

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Solution

The fourth proportional to 42,515.88, 63,744.92 and 23,808.76 is: 35,696.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,515.88 : 63,744.92 = 23,808.76 : x
  2. Step 2: Convert to fraction form
    42,515.88/63,744.92 = 23,808.76/x
  3. Step 3: Cross multiply
    42,515.88x = 63,744.92 × 23,808.76
  4. Step 4: Simplify right side
    42,515.88x = 1,517,687,501.50
  5. Step 5: Solve for x
    x = 1,517,687,501.50/42,515.88
  6. Step 6: Final answer
    x = 35,696.96

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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.