Home / 42,193.80-63,259.11-14,097.53

Finding the Fourth Proportional to 42,193.80, 63,259.11 and 14,097.53

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Solution

The fourth proportional to 42,193.80, 63,259.11 and 14,097.53 is: 21,135.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,193.80 : 63,259.11 = 14,097.53 : x
  2. Step 2: Convert to fraction form
    42,193.80/63,259.11 = 14,097.53/x
  3. Step 3: Cross multiply
    42,193.80x = 63,259.11 × 14,097.53
  4. Step 4: Simplify right side
    42,193.80x = 891,797,359.15
  5. Step 5: Solve for x
    x = 891,797,359.15/42,193.80
  6. Step 6: Final answer
    x = 21,135.74

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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.