Home / 47,837.10-71,755.62-21,511.08

Finding the Fourth Proportional to 47,837.10, 71,755.62 and 21,511.08

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Solution

The fourth proportional to 47,837.10, 71,755.62 and 21,511.08 is: 32,266.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,837.10 : 71,755.62 = 21,511.08 : x
  2. Step 2: Convert to fraction form
    47,837.10/71,755.62 = 21,511.08/x
  3. Step 3: Cross multiply
    47,837.10x = 71,755.62 × 21,511.08
  4. Step 4: Simplify right side
    47,837.10x = 1,543,540,882.27
  5. Step 5: Solve for x
    x = 1,543,540,882.27/47,837.10
  6. Step 6: Final answer
    x = 32,266.61

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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.