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Finding the Third Proportional to 8,748 and 11,230.50

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Solution

The third proportional to 8,748 and 11,230.50 is: 14,417.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748 : 11,230.50 = 11,230.50 : x
  2. Step 2: Convert to fraction form
    8,748/11,230.50 = 11,230.50/x
  3. Step 3: Cross multiply
    8,748x = 11,230.50 × 11,230.50
  4. Step 4: Simplify right side
    8,748x = 126,124,130.25
  5. Step 5: Solve for x
    x = 126,124,130.25/8,748
  6. Step 6: Final answer
    x = 14,417.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.