Home / 14,177.12-19,566.24-8,209.04

Finding the Fourth Proportional to 14,177.12, 19,566.24 and 8,209.04

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Solution

The fourth proportional to 14,177.12, 19,566.24 and 8,209.04 is: 11,329.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,177.12 : 19,566.24 = 8,209.04 : x
  2. Step 2: Convert to fraction form
    14,177.12/19,566.24 = 8,209.04/x
  3. Step 3: Cross multiply
    14,177.12x = 19,566.24 × 8,209.04
  4. Step 4: Simplify right side
    14,177.12x = 160,620,046.81
  5. Step 5: Solve for x
    x = 160,620,046.81/14,177.12
  6. Step 6: Final answer
    x = 11,329.53

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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.