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Finding the Fourth Proportional to 24,687.86, 34,068.39 and 14,080.91

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Solution

The fourth proportional to 24,687.86, 34,068.39 and 14,080.91 is: 19,431.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,687.86 : 34,068.39 = 14,080.91 : x
  2. Step 2: Convert to fraction form
    24,687.86/34,068.39 = 14,080.91/x
  3. Step 3: Cross multiply
    24,687.86x = 34,068.39 × 14,080.91
  4. Step 4: Simplify right side
    24,687.86x = 479,713,933.43
  5. Step 5: Solve for x
    x = 479,713,933.43/24,687.86
  6. Step 6: Final answer
    x = 19,431.17

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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.