Home / 42,291.44-63,397.42-14,191.79

Finding the Fourth Proportional to 42,291.44, 63,397.42 and 14,191.79

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Solution

The fourth proportional to 42,291.44, 63,397.42 and 14,191.79 is: 21,274.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,291.44 : 63,397.42 = 14,191.79 : x
  2. Step 2: Convert to fraction form
    42,291.44/63,397.42 = 14,191.79/x
  3. Step 3: Cross multiply
    42,291.44x = 63,397.42 × 14,191.79
  4. Step 4: Simplify right side
    42,291.44x = 899,722,545.32
  5. Step 5: Solve for x
    x = 899,722,545.32/42,291.44
  6. Step 6: Final answer
    x = 21,274.34

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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.