Home / 45,511.20-62,843.76-32,112.16

Finding the Fourth Proportional to 45,511.20, 62,843.76 and 32,112.16

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Solution

The fourth proportional to 45,511.20, 62,843.76 and 32,112.16 is: 44,341.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,511.20 : 62,843.76 = 32,112.16 : x
  2. Step 2: Convert to fraction form
    45,511.20/62,843.76 = 32,112.16/x
  3. Step 3: Cross multiply
    45,511.20x = 62,843.76 × 32,112.16
  4. Step 4: Simplify right side
    45,511.20x = 2,018,048,876.12
  5. Step 5: Solve for x
    x = 2,018,048,876.12/45,511.20
  6. Step 6: Final answer
    x = 44,341.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.