Home / 24,877.40-34,330.47-13,546.78

Finding the Fourth Proportional to 24,877.40, 34,330.47 and 13,546.78

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Solution

The fourth proportional to 24,877.40, 34,330.47 and 13,546.78 is: 18,694.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,877.40 : 34,330.47 = 13,546.78 : x
  2. Step 2: Convert to fraction form
    24,877.40/34,330.47 = 13,546.78/x
  3. Step 3: Cross multiply
    24,877.40x = 34,330.47 × 13,546.78
  4. Step 4: Simplify right side
    24,877.40x = 465,067,187.76
  5. Step 5: Solve for x
    x = 465,067,187.76/24,877.40
  6. Step 6: Final answer
    x = 18,694.37

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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.