Home / 13,849.92-20,793.27-6,459.55

Finding the Fourth Proportional to 13,849.92, 20,793.27 and 6,459.55

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Solution

The fourth proportional to 13,849.92, 20,793.27 and 6,459.55 is: 9,697.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,849.92 : 20,793.27 = 6,459.55 : x
  2. Step 2: Convert to fraction form
    13,849.92/20,793.27 = 6,459.55/x
  3. Step 3: Cross multiply
    13,849.92x = 20,793.27 × 6,459.55
  4. Step 4: Simplify right side
    13,849.92x = 134,315,139.47
  5. Step 5: Solve for x
    x = 134,315,139.47/13,849.92
  6. Step 6: Final answer
    x = 9,697.90

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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.