Home / 20,277.73-30,397.46-9,753.71

Finding the Fourth Proportional to 20,277.73, 30,397.46 and 9,753.71

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Solution

The fourth proportional to 20,277.73, 30,397.46 and 9,753.71 is: 14,621.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,277.73 : 30,397.46 = 9,753.71 : x
  2. Step 2: Convert to fraction form
    20,277.73/30,397.46 = 9,753.71/x
  3. Step 3: Cross multiply
    20,277.73x = 30,397.46 × 9,753.71
  4. Step 4: Simplify right side
    20,277.73x = 296,487,808.82
  5. Step 5: Solve for x
    x = 296,487,808.82/20,277.73
  6. Step 6: Final answer
    x = 14,621.35

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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.