Home / 42,344.79-63,528.80-34,427.61

Finding the Fourth Proportional to 42,344.79, 63,528.80 and 34,427.61

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Solution

The fourth proportional to 42,344.79, 63,528.80 and 34,427.61 is: 51,650.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,344.79 : 63,528.80 = 34,427.61 : x
  2. Step 2: Convert to fraction form
    42,344.79/63,528.80 = 34,427.61/x
  3. Step 3: Cross multiply
    42,344.79x = 63,528.80 × 34,427.61
  4. Step 4: Simplify right side
    42,344.79x = 2,187,144,578.03
  5. Step 5: Solve for x
    x = 2,187,144,578.03/42,344.79
  6. Step 6: Final answer
    x = 51,650.85

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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.