Home / 24,870.36-34,320.06-13,691.64

Finding the Fourth Proportional to 24,870.36, 34,320.06 and 13,691.64

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Solution

The fourth proportional to 24,870.36, 34,320.06 and 13,691.64 is: 18,893.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,870.36 : 34,320.06 = 13,691.64 : x
  2. Step 2: Convert to fraction form
    24,870.36/34,320.06 = 13,691.64/x
  3. Step 3: Cross multiply
    24,870.36x = 34,320.06 × 13,691.64
  4. Step 4: Simplify right side
    24,870.36x = 469,897,906.30
  5. Step 5: Solve for x
    x = 469,897,906.30/24,870.36
  6. Step 6: Final answer
    x = 18,893.89

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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.