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Finding the Fourth Proportional to 11,769.03, 17,635.86 and 10,657.71

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Solution

The fourth proportional to 11,769.03, 17,635.86 and 10,657.71 is: 15,970.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,769.03 : 17,635.86 = 10,657.71 : x
  2. Step 2: Convert to fraction form
    11,769.03/17,635.86 = 10,657.71/x
  3. Step 3: Cross multiply
    11,769.03x = 17,635.86 × 10,657.71
  4. Step 4: Simplify right side
    11,769.03x = 187,957,881.48
  5. Step 5: Solve for x
    x = 187,957,881.48/11,769.03
  6. Step 6: Final answer
    x = 15,970.55

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1.5x scale

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.