Home / 19,546.64-29,306.04-9,152.72

Finding the Fourth Proportional to 19,546.64, 29,306.04 and 9,152.72

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Solution

The fourth proportional to 19,546.64, 29,306.04 and 9,152.72 is: 13,722.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,546.64 : 29,306.04 = 9,152.72 : x
  2. Step 2: Convert to fraction form
    19,546.64/29,306.04 = 9,152.72/x
  3. Step 3: Cross multiply
    19,546.64x = 29,306.04 × 9,152.72
  4. Step 4: Simplify right side
    19,546.64x = 268,229,978.43
  5. Step 5: Solve for x
    x = 268,229,978.43/19,546.64
  6. Step 6: Final answer
    x = 13,722.56

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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.