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Finding the Third Proportional to 13,217.06 and 28,612.13

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Solution

The third proportional to 13,217.06 and 28,612.13 is: 61,939.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,217.06 : 28,612.13 = 28,612.13 : x
  2. Step 2: Convert to fraction form
    13,217.06/28,612.13 = 28,612.13/x
  3. Step 3: Cross multiply
    13,217.06x = 28,612.13 × 28,612.13
  4. Step 4: Simplify right side
    13,217.06x = 818,653,697.02
  5. Step 5: Solve for x
    x = 818,653,697.02/13,217.06
  6. Step 6: Final answer
    x = 61,939.16

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1.5x scale

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.