Home / 24,890.72-34,349.18-13,712.72

Finding the Fourth Proportional to 24,890.72, 34,349.18 and 13,712.72

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Solution

The fourth proportional to 24,890.72, 34,349.18 and 13,712.72 is: 18,923.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,890.72 : 34,349.18 = 13,712.72 : x
  2. Step 2: Convert to fraction form
    24,890.72/34,349.18 = 13,712.72/x
  3. Step 3: Cross multiply
    24,890.72x = 34,349.18 × 13,712.72
  4. Step 4: Simplify right side
    24,890.72x = 471,020,687.57
  5. Step 5: Solve for x
    x = 471,020,687.57/24,890.72
  6. Step 6: Final answer
    x = 18,923.55

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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.