Home / 25,451.68-35,116.12-16,499.56

Finding the Fourth Proportional to 25,451.68, 35,116.12 and 16,499.56

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Solution

The fourth proportional to 25,451.68, 35,116.12 and 16,499.56 is: 22,764.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,451.68 : 35,116.12 = 16,499.56 : x
  2. Step 2: Convert to fraction form
    25,451.68/35,116.12 = 16,499.56/x
  3. Step 3: Cross multiply
    25,451.68x = 35,116.12 × 16,499.56
  4. Step 4: Simplify right side
    25,451.68x = 579,400,528.91
  5. Step 5: Solve for x
    x = 579,400,528.91/25,451.68
  6. Step 6: Final answer
    x = 22,764.73

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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.