Home / 16,656.56-24,995.25-10,428.73

Finding the Fourth Proportional to 16,656.56, 24,995.25 and 10,428.73

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Solution

The fourth proportional to 16,656.56, 24,995.25 and 10,428.73 is: 15,649.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,656.56 : 24,995.25 = 10,428.73 : x
  2. Step 2: Convert to fraction form
    16,656.56/24,995.25 = 10,428.73/x
  3. Step 3: Cross multiply
    16,656.56x = 24,995.25 × 10,428.73
  4. Step 4: Simplify right side
    16,656.56x = 260,668,713.53
  5. Step 5: Solve for x
    x = 260,668,713.53/16,656.56
  6. Step 6: Final answer
    x = 15,649.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.