Home / 13,973.32-20,962.55-4,613.97

Finding the Fourth Proportional to 13,973.32, 20,962.55 and 4,613.97

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Solution

The fourth proportional to 13,973.32, 20,962.55 and 4,613.97 is: 6,921.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,973.32 : 20,962.55 = 4,613.97 : x
  2. Step 2: Convert to fraction form
    13,973.32/20,962.55 = 4,613.97/x
  3. Step 3: Cross multiply
    13,973.32x = 20,962.55 × 4,613.97
  4. Step 4: Simplify right side
    13,973.32x = 96,720,553.75
  5. Step 5: Solve for x
    x = 96,720,553.75/13,973.32
  6. Step 6: Final answer
    x = 6,921.80

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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.