Home / 19,132.66-28,685.76-9,754.48

Finding the Fourth Proportional to 19,132.66, 28,685.76 and 9,754.48

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Solution

The fourth proportional to 19,132.66, 28,685.76 and 9,754.48 is: 14,624.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,132.66 : 28,685.76 = 9,754.48 : x
  2. Step 2: Convert to fraction form
    19,132.66/28,685.76 = 9,754.48/x
  3. Step 3: Cross multiply
    19,132.66x = 28,685.76 × 9,754.48
  4. Step 4: Simplify right side
    19,132.66x = 279,814,672.20
  5. Step 5: Solve for x
    x = 279,814,672.20/19,132.66
  6. Step 6: Final answer
    x = 14,624.97

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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.