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Finding the Third Proportional to 15,079.29 and 19,829.18

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Solution

The third proportional to 15,079.29 and 19,829.18 is: 26,075.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,079.29 : 19,829.18 = 19,829.18 : x
  2. Step 2: Convert to fraction form
    15,079.29/19,829.18 = 19,829.18/x
  3. Step 3: Cross multiply
    15,079.29x = 19,829.18 × 19,829.18
  4. Step 4: Simplify right side
    15,079.29x = 393,196,367.08
  5. Step 5: Solve for x
    x = 393,196,367.08/15,079.29
  6. Step 6: Final answer
    x = 26,075.26

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Why These Related Problems?

These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.