Home / 42,335.40-63,528.30-16,042.80

Finding the Fourth Proportional to 42,335.40, 63,528.30 and 16,042.80

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Solution

The fourth proportional to 42,335.40, 63,528.30 and 16,042.80 is: 24,073.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,335.40 : 63,528.30 = 16,042.80 : x
  2. Step 2: Convert to fraction form
    42,335.40/63,528.30 = 16,042.80/x
  3. Step 3: Cross multiply
    42,335.40x = 63,528.30 × 16,042.80
  4. Step 4: Simplify right side
    42,335.40x = 1,019,171,811.24
  5. Step 5: Solve for x
    x = 1,019,171,811.24/42,335.40
  6. Step 6: Final answer
    x = 24,073.75

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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.