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Finding the Fourth Proportional to 12,473.92, 18,701.07 and 6,230.71

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Solution

The fourth proportional to 12,473.92, 18,701.07 and 6,230.71 is: 9,341.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,473.92 : 18,701.07 = 6,230.71 : x
  2. Step 2: Convert to fraction form
    12,473.92/18,701.07 = 6,230.71/x
  3. Step 3: Cross multiply
    12,473.92x = 18,701.07 × 6,230.71
  4. Step 4: Simplify right side
    12,473.92x = 116,520,943.86
  5. Step 5: Solve for x
    x = 116,520,943.86/12,473.92
  6. Step 6: Final answer
    x = 9,341.16

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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.