Home / 67,002.40-100,433.64-22,613.86

Finding the Fourth Proportional to 67,002.40, 100,433.64 and 22,613.86

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Solution

The fourth proportional to 67,002.40, 100,433.64 and 22,613.86 is: 33,897.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,002.40 : 100,433.64 = 22,613.86 : x
  2. Step 2: Convert to fraction form
    67,002.40/100,433.64 = 22,613.86/x
  3. Step 3: Cross multiply
    67,002.40x = 100,433.64 × 22,613.86
  4. Step 4: Simplify right side
    67,002.40x = 2,271,192,274.25
  5. Step 5: Solve for x
    x = 2,271,192,274.25/67,002.40
  6. Step 6: Final answer
    x = 33,897.18

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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.