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Finding the Fourth Proportional to 24,695.43, 34,079.43 and 13,364.69

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Solution

The fourth proportional to 24,695.43, 34,079.43 and 13,364.69 is: 18,443.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,695.43 : 34,079.43 = 13,364.69 : x
  2. Step 2: Convert to fraction form
    24,695.43/34,079.43 = 13,364.69/x
  3. Step 3: Cross multiply
    24,695.43x = 34,079.43 × 13,364.69
  4. Step 4: Simplify right side
    24,695.43x = 455,460,846.93
  5. Step 5: Solve for x
    x = 455,460,846.93/24,695.43
  6. Step 6: Final answer
    x = 18,443.12

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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.