Home / 29,219.76-43,805.01-11,680.02

Finding the Fourth Proportional to 29,219.76, 43,805.01 and 11,680.02

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Solution

The fourth proportional to 29,219.76, 43,805.01 and 11,680.02 is: 17,510.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,219.76 : 43,805.01 = 11,680.02 : x
  2. Step 2: Convert to fraction form
    29,219.76/43,805.01 = 11,680.02/x
  3. Step 3: Cross multiply
    29,219.76x = 43,805.01 × 11,680.02
  4. Step 4: Simplify right side
    29,219.76x = 511,643,392.90
  5. Step 5: Solve for x
    x = 511,643,392.90/29,219.76
  6. Step 6: Final answer
    x = 17,510.18

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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.