Home / 40,306.86-60,471.35-12,227.83

Finding the Fourth Proportional to 40,306.86, 60,471.35 and 12,227.83

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Solution

The fourth proportional to 40,306.86, 60,471.35 and 12,227.83 is: 18,345.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,306.86 : 60,471.35 = 12,227.83 : x
  2. Step 2: Convert to fraction form
    40,306.86/60,471.35 = 12,227.83/x
  3. Step 3: Cross multiply
    40,306.86x = 60,471.35 × 12,227.83
  4. Step 4: Simplify right side
    40,306.86x = 739,433,387.67
  5. Step 5: Solve for x
    x = 739,433,387.67/40,306.86
  6. Step 6: Final answer
    x = 18,345.10

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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.