Home / 15,211.56-22,769.54-9,671.16

Finding the Fourth Proportional to 15,211.56, 22,769.54 and 9,671.16

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Solution

The fourth proportional to 15,211.56, 22,769.54 and 9,671.16 is: 14,476.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,211.56 : 22,769.54 = 9,671.16 : x
  2. Step 2: Convert to fraction form
    15,211.56/22,769.54 = 9,671.16/x
  3. Step 3: Cross multiply
    15,211.56x = 22,769.54 × 9,671.16
  4. Step 4: Simplify right side
    15,211.56x = 220,207,864.47
  5. Step 5: Solve for x
    x = 220,207,864.47/15,211.56
  6. Step 6: Final answer
    x = 14,476.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.