Home / 17,829.86-24,617.14-11,118.20

Finding the Fourth Proportional to 17,829.86, 24,617.14 and 11,118.20

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Solution

The fourth proportional to 17,829.86, 24,617.14 and 11,118.20 is: 15,350.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,829.86 : 24,617.14 = 11,118.20 : x
  2. Step 2: Convert to fraction form
    17,829.86/24,617.14 = 11,118.20/x
  3. Step 3: Cross multiply
    17,829.86x = 24,617.14 × 11,118.20
  4. Step 4: Simplify right side
    17,829.86x = 273,698,285.95
  5. Step 5: Solve for x
    x = 273,698,285.95/17,829.86
  6. Step 6: Final answer
    x = 15,350.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.