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Finding the Fourth Proportional to 40,006.76, 60,010.11 and 11,926.10

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Solution

The fourth proportional to 40,006.76, 60,010.11 and 11,926.10 is: 17,889.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,006.76 : 60,010.11 = 11,926.10 : x
  2. Step 2: Convert to fraction form
    40,006.76/60,010.11 = 11,926.10/x
  3. Step 3: Cross multiply
    40,006.76x = 60,010.11 × 11,926.10
  4. Step 4: Simplify right side
    40,006.76x = 715,686,572.87
  5. Step 5: Solve for x
    x = 715,686,572.87/40,006.76
  6. Step 6: Final answer
    x = 17,889.14

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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.