Home / 13,864.55-20,793.75-4,001.68

Finding the Fourth Proportional to 13,864.55, 20,793.75 and 4,001.68

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Solution

The fourth proportional to 13,864.55, 20,793.75 and 4,001.68 is: 6,001.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,864.55 : 20,793.75 = 4,001.68 : x
  2. Step 2: Convert to fraction form
    13,864.55/20,793.75 = 4,001.68/x
  3. Step 3: Cross multiply
    13,864.55x = 20,793.75 × 4,001.68
  4. Step 4: Simplify right side
    13,864.55x = 83,209,829.53
  5. Step 5: Solve for x
    x = 83,209,829.53/13,864.55
  6. Step 6: Final answer
    x = 6,001.63

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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.