Home / 12,337.11-18,498.99-6,399.27

Finding the Fourth Proportional to 12,337.11, 18,498.99 and 6,399.27

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Solution

The fourth proportional to 12,337.11, 18,498.99 and 6,399.27 is: 9,595.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,337.11 : 18,498.99 = 6,399.27 : x
  2. Step 2: Convert to fraction form
    12,337.11/18,498.99 = 6,399.27/x
  3. Step 3: Cross multiply
    12,337.11x = 18,498.99 × 6,399.27
  4. Step 4: Simplify right side
    12,337.11x = 118,380,125.11
  5. Step 5: Solve for x
    x = 118,380,125.11/12,337.11
  6. Step 6: Final answer
    x = 9,595.45

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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.