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Finding the Third Proportional to 15,147.56 and 32,779.13

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Solution

The third proportional to 15,147.56 and 32,779.13 is: 70,933.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,147.56 : 32,779.13 = 32,779.13 : x
  2. Step 2: Convert to fraction form
    15,147.56/32,779.13 = 32,779.13/x
  3. Step 3: Cross multiply
    15,147.56x = 32,779.13 × 32,779.13
  4. Step 4: Simplify right side
    15,147.56x = 1,074,471,035.77
  5. Step 5: Solve for x
    x = 1,074,471,035.77/15,147.56
  6. Step 6: Final answer
    x = 70,933.59

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.