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Finding the Third Proportional to 15,109.03 and 22,140.84

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Solution

The third proportional to 15,109.03 and 22,140.84 is: 32,445.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,109.03 : 22,140.84 = 22,140.84 : x
  2. Step 2: Convert to fraction form
    15,109.03/22,140.84 = 22,140.84/x
  3. Step 3: Cross multiply
    15,109.03x = 22,140.84 × 22,140.84
  4. Step 4: Simplify right side
    15,109.03x = 490,216,961.96
  5. Step 5: Solve for x
    x = 490,216,961.96/15,109.03
  6. Step 6: Final answer
    x = 32,445.29

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.