Home / 14,945.52-22,403.68-7,159.80

Finding the Fourth Proportional to 14,945.52, 22,403.68 and 7,159.80

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Solution

The fourth proportional to 14,945.52, 22,403.68 and 7,159.80 is: 10,732.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,945.52 : 22,403.68 = 7,159.80 : x
  2. Step 2: Convert to fraction form
    14,945.52/22,403.68 = 7,159.80/x
  3. Step 3: Cross multiply
    14,945.52x = 22,403.68 × 7,159.80
  4. Step 4: Simplify right side
    14,945.52x = 160,405,868.06
  5. Step 5: Solve for x
    x = 160,405,868.06/14,945.52
  6. Step 6: Final answer
    x = 10,732.71

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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.