Home / 17,177.52-25,744.71-9,279.72

Finding the Fourth Proportional to 17,177.52, 25,744.71 and 9,279.72

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Solution

The fourth proportional to 17,177.52, 25,744.71 and 9,279.72 is: 13,907.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,177.52 : 25,744.71 = 9,279.72 : x
  2. Step 2: Convert to fraction form
    17,177.52/25,744.71 = 9,279.72/x
  3. Step 3: Cross multiply
    17,177.52x = 25,744.71 × 9,279.72
  4. Step 4: Simplify right side
    17,177.52x = 238,903,700.28
  5. Step 5: Solve for x
    x = 238,903,700.28/17,177.52
  6. Step 6: Final answer
    x = 13,907.93

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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.