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Finding the Third Proportional to 15,039 and 22,045.50

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Solution

The third proportional to 15,039 and 22,045.50 is: 32,316.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,039 : 22,045.50 = 22,045.50 : x
  2. Step 2: Convert to fraction form
    15,039/22,045.50 = 22,045.50/x
  3. Step 3: Cross multiply
    15,039x = 22,045.50 × 22,045.50
  4. Step 4: Simplify right side
    15,039x = 486,004,070.25
  5. Step 5: Solve for x
    x = 486,004,070.25/15,039
  6. Step 6: Final answer
    x = 32,316.25

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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.