Home / 32,108.96-48,171.68-13,382.80

Finding the Fourth Proportional to 32,108.96, 48,171.68 and 13,382.80

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Solution

The fourth proportional to 32,108.96, 48,171.68 and 13,382.80 is: 20,077.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,108.96 : 48,171.68 = 13,382.80 : x
  2. Step 2: Convert to fraction form
    32,108.96/48,171.68 = 13,382.80/x
  3. Step 3: Cross multiply
    32,108.96x = 48,171.68 × 13,382.80
  4. Step 4: Simplify right side
    32,108.96x = 644,671,959.10
  5. Step 5: Solve for x
    x = 644,671,959.10/32,108.96
  6. Step 6: Final answer
    x = 20,077.63

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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.