Home / 27,132.28-40,704.60-10,492.36

Finding the Fourth Proportional to 27,132.28, 40,704.60 and 10,492.36

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Solution

The fourth proportional to 27,132.28, 40,704.60 and 10,492.36 is: 15,740.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,132.28 : 40,704.60 = 10,492.36 : x
  2. Step 2: Convert to fraction form
    27,132.28/40,704.60 = 10,492.36/x
  3. Step 3: Cross multiply
    27,132.28x = 40,704.60 × 10,492.36
  4. Step 4: Simplify right side
    27,132.28x = 427,087,316.86
  5. Step 5: Solve for x
    x = 427,087,316.86/27,132.28
  6. Step 6: Final answer
    x = 15,740.93

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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.