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Finding the Third Proportional to 7,281.59 and 15,926.03

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Solution

The third proportional to 7,281.59 and 15,926.03 is: 34,832.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,281.59 : 15,926.03 = 15,926.03 : x
  2. Step 2: Convert to fraction form
    7,281.59/15,926.03 = 15,926.03/x
  3. Step 3: Cross multiply
    7,281.59x = 15,926.03 × 15,926.03
  4. Step 4: Simplify right side
    7,281.59x = 253,638,471.38
  5. Step 5: Solve for x
    x = 253,638,471.38/7,281.59
  6. Step 6: Final answer
    x = 34,832.82

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.