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Finding the Fourth Proportional to 24,847.88, 34,290.14 and 13,669.88

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Solution

The fourth proportional to 24,847.88, 34,290.14 and 13,669.88 is: 18,864.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,847.88 : 34,290.14 = 13,669.88 : x
  2. Step 2: Convert to fraction form
    24,847.88/34,290.14 = 13,669.88/x
  3. Step 3: Cross multiply
    24,847.88x = 34,290.14 × 13,669.88
  4. Step 4: Simplify right side
    24,847.88x = 468,741,859.18
  5. Step 5: Solve for x
    x = 468,741,859.18/24,847.88
  6. Step 6: Final answer
    x = 18,864.46

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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.