Home / 12,397.24-18,586.14-6,550.66

Finding the Fourth Proportional to 12,397.24, 18,586.14 and 6,550.66

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Solution

The fourth proportional to 12,397.24, 18,586.14 and 6,550.66 is: 9,820.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,397.24 : 18,586.14 = 6,550.66 : x
  2. Step 2: Convert to fraction form
    12,397.24/18,586.14 = 6,550.66/x
  3. Step 3: Cross multiply
    12,397.24x = 18,586.14 × 6,550.66
  4. Step 4: Simplify right side
    12,397.24x = 121,751,483.85
  5. Step 5: Solve for x
    x = 121,751,483.85/12,397.24
  6. Step 6: Final answer
    x = 9,820.85

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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.