Home / 19,753.62-29,642.55-17,908.02

Finding the Fourth Proportional to 19,753.62, 29,642.55 and 17,908.02

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Solution

The fourth proportional to 19,753.62, 29,642.55 and 17,908.02 is: 26,873.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,753.62 : 29,642.55 = 17,908.02 : x
  2. Step 2: Convert to fraction form
    19,753.62/29,642.55 = 17,908.02/x
  3. Step 3: Cross multiply
    19,753.62x = 29,642.55 × 17,908.02
  4. Step 4: Simplify right side
    19,753.62x = 530,839,378.25
  5. Step 5: Solve for x
    x = 530,839,378.25/19,753.62
  6. Step 6: Final answer
    x = 26,873.02

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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.