Home / 28,832.78-43,236.17-12,184.24

Finding the Fourth Proportional to 28,832.78, 43,236.17 and 12,184.24

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Solution

The fourth proportional to 28,832.78, 43,236.17 and 12,184.24 is: 18,270.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,832.78 : 43,236.17 = 12,184.24 : x
  2. Step 2: Convert to fraction form
    28,832.78/43,236.17 = 12,184.24/x
  3. Step 3: Cross multiply
    28,832.78x = 43,236.17 × 12,184.24
  4. Step 4: Simplify right side
    28,832.78x = 526,799,655.78
  5. Step 5: Solve for x
    x = 526,799,655.78/28,832.78
  6. Step 6: Final answer
    x = 18,270.86

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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.