Home / 32,794.38-45,252.20-20,690.30

Finding the Fourth Proportional to 32,794.38, 45,252.20 and 20,690.30

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Solution

The fourth proportional to 32,794.38, 45,252.20 and 20,690.30 is: 28,550.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,794.38 : 45,252.20 = 20,690.30 : x
  2. Step 2: Convert to fraction form
    32,794.38/45,252.20 = 20,690.30/x
  3. Step 3: Cross multiply
    32,794.38x = 45,252.20 × 20,690.30
  4. Step 4: Simplify right side
    32,794.38x = 936,281,593.66
  5. Step 5: Solve for x
    x = 936,281,593.66/32,794.38
  6. Step 6: Final answer
    x = 28,550.06

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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.