Home / 13,757.24-20,648.28-9,304.13

Finding the Fourth Proportional to 13,757.24, 20,648.28 and 9,304.13

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Solution

The fourth proportional to 13,757.24, 20,648.28 and 9,304.13 is: 13,964.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,757.24 : 20,648.28 = 9,304.13 : x
  2. Step 2: Convert to fraction form
    13,757.24/20,648.28 = 9,304.13/x
  3. Step 3: Cross multiply
    13,757.24x = 20,648.28 × 9,304.13
  4. Step 4: Simplify right side
    13,757.24x = 192,114,281.40
  5. Step 5: Solve for x
    x = 192,114,281.40/13,757.24
  6. Step 6: Final answer
    x = 13,964.59

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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.