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Finding the Third Proportional to 15,572 and 32,248

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Solution

The third proportional to 15,572 and 32,248 is: 66,782.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,572 : 32,248 = 32,248 : x
  2. Step 2: Convert to fraction form
    15,572/32,248 = 32,248/x
  3. Step 3: Cross multiply
    15,572x = 32,248 × 32,248
  4. Step 4: Simplify right side
    15,572x = 1,039,933,504
  5. Step 5: Solve for x
    x = 1,039,933,504/15,572
  6. Step 6: Final answer
    x = 66,782.27

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.