Home / 16,279.79-22,456.76-9,564.17

Finding the Fourth Proportional to 16,279.79, 22,456.76 and 9,564.17

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Solution

The fourth proportional to 16,279.79, 22,456.76 and 9,564.17 is: 13,193.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,279.79 : 22,456.76 = 9,564.17 : x
  2. Step 2: Convert to fraction form
    16,279.79/22,456.76 = 9,564.17/x
  3. Step 3: Cross multiply
    16,279.79x = 22,456.76 × 9,564.17
  4. Step 4: Simplify right side
    16,279.79x = 214,780,110.18
  5. Step 5: Solve for x
    x = 214,780,110.18/16,279.79
  6. Step 6: Final answer
    x = 13,193.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.