Home / 42,273.20-63,417.09-14,195.96

Finding the Fourth Proportional to 42,273.20, 63,417.09 and 14,195.96

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Solution

The fourth proportional to 42,273.20, 63,417.09 and 14,195.96 is: 21,296.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,273.20 : 63,417.09 = 14,195.96 : x
  2. Step 2: Convert to fraction form
    42,273.20/63,417.09 = 14,195.96/x
  3. Step 3: Cross multiply
    42,273.20x = 63,417.09 × 14,195.96
  4. Step 4: Simplify right side
    42,273.20x = 900,266,446.92
  5. Step 5: Solve for x
    x = 900,266,446.92/42,273.20
  6. Step 6: Final answer
    x = 21,296.39

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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.