Home / 32,892.60-45,381.43-20,132.48

Finding the Fourth Proportional to 32,892.60, 45,381.43 and 20,132.48

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Solution

The fourth proportional to 32,892.60, 45,381.43 and 20,132.48 is: 27,776.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,892.60 : 45,381.43 = 20,132.48 : x
  2. Step 2: Convert to fraction form
    32,892.60/45,381.43 = 20,132.48/x
  3. Step 3: Cross multiply
    32,892.60x = 45,381.43 × 20,132.48
  4. Step 4: Simplify right side
    32,892.60x = 913,640,794.97
  5. Step 5: Solve for x
    x = 913,640,794.97/32,892.60
  6. Step 6: Final answer
    x = 27,776.48

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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.