Home / 17,154.40-25,732.80-7,292.56

Finding the Fourth Proportional to 17,154.40, 25,732.80 and 7,292.56

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Solution

The fourth proportional to 17,154.40, 25,732.80 and 7,292.56 is: 10,939.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,154.40 : 25,732.80 = 7,292.56 : x
  2. Step 2: Convert to fraction form
    17,154.40/25,732.80 = 7,292.56/x
  3. Step 3: Cross multiply
    17,154.40x = 25,732.80 × 7,292.56
  4. Step 4: Simplify right side
    17,154.40x = 187,657,987.97
  5. Step 5: Solve for x
    x = 187,657,987.97/17,154.40
  6. Step 6: Final answer
    x = 10,939.35

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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.