Home / 32,209.47-44,439.98-20,879.44

Finding the Fourth Proportional to 32,209.47, 44,439.98 and 20,879.44

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Solution

The fourth proportional to 32,209.47, 44,439.98 and 20,879.44 is: 28,807.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,209.47 : 44,439.98 = 20,879.44 : x
  2. Step 2: Convert to fraction form
    32,209.47/44,439.98 = 20,879.44/x
  3. Step 3: Cross multiply
    32,209.47x = 44,439.98 × 20,879.44
  4. Step 4: Simplify right side
    32,209.47x = 927,881,680.51
  5. Step 5: Solve for x
    x = 927,881,680.51/32,209.47
  6. Step 6: Final answer
    x = 28,807.73

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Half scale
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Double scale
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Similar ratio
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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.