Home / 17,136.30-25,654.05-12,773.10

Finding the Fourth Proportional to 17,136.30, 25,654.05 and 12,773.10

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Solution

The fourth proportional to 17,136.30, 25,654.05 and 12,773.10 is: 19,122.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,136.30 : 25,654.05 = 12,773.10 : x
  2. Step 2: Convert to fraction form
    17,136.30/25,654.05 = 12,773.10/x
  3. Step 3: Cross multiply
    17,136.30x = 25,654.05 × 12,773.10
  4. Step 4: Simplify right side
    17,136.30x = 327,681,746.06
  5. Step 5: Solve for x
    x = 327,681,746.06/17,136.30
  6. Step 6: Final answer
    x = 19,122.08

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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.