Home / 25,213.72-34,791.30-14,601.40

Finding the Fourth Proportional to 25,213.72, 34,791.30 and 14,601.40

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Solution

The fourth proportional to 25,213.72, 34,791.30 and 14,601.40 is: 20,147.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,213.72 : 34,791.30 = 14,601.40 : x
  2. Step 2: Convert to fraction form
    25,213.72/34,791.30 = 14,601.40/x
  3. Step 3: Cross multiply
    25,213.72x = 34,791.30 × 14,601.40
  4. Step 4: Simplify right side
    25,213.72x = 508,001,687.82
  5. Step 5: Solve for x
    x = 508,001,687.82/25,213.72
  6. Step 6: Final answer
    x = 20,147.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.