Home / 25,149.05-34,708.75-14,397.92

Finding the Fourth Proportional to 25,149.05, 34,708.75 and 14,397.92

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Solution

The fourth proportional to 25,149.05, 34,708.75 and 14,397.92 is: 19,870.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,149.05 : 34,708.75 = 14,397.92 : x
  2. Step 2: Convert to fraction form
    25,149.05/34,708.75 = 14,397.92/x
  3. Step 3: Cross multiply
    25,149.05x = 34,708.75 × 14,397.92
  4. Step 4: Simplify right side
    25,149.05x = 499,733,596.26
  5. Step 5: Solve for x
    x = 499,733,596.26/25,149.05
  6. Step 6: Final answer
    x = 19,870.88

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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.