Home / 39,327.66-54,225.17-32,131.05

Finding the Fourth Proportional to 39,327.66, 54,225.17 and 32,131.05

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Solution

The fourth proportional to 39,327.66, 54,225.17 and 32,131.05 is: 44,302.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,327.66 : 54,225.17 = 32,131.05 : x
  2. Step 2: Convert to fraction form
    39,327.66/54,225.17 = 32,131.05/x
  3. Step 3: Cross multiply
    39,327.66x = 54,225.17 × 32,131.05
  4. Step 4: Simplify right side
    39,327.66x = 1,742,311,487.87
  5. Step 5: Solve for x
    x = 1,742,311,487.87/39,327.66
  6. Step 6: Final answer
    x = 44,302.44

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Double scale
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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.