Home / 24,789.31-34,209.14-13,458.71

Finding the Fourth Proportional to 24,789.31, 34,209.14 and 13,458.71

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Solution

The fourth proportional to 24,789.31, 34,209.14 and 13,458.71 is: 18,572.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,789.31 : 34,209.14 = 13,458.71 : x
  2. Step 2: Convert to fraction form
    24,789.31/34,209.14 = 13,458.71/x
  3. Step 3: Cross multiply
    24,789.31x = 34,209.14 × 13,458.71
  4. Step 4: Simplify right side
    24,789.31x = 460,410,912.84
  5. Step 5: Solve for x
    x = 460,410,912.84/24,789.31
  6. Step 6: Final answer
    x = 18,572.96

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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.