Home / 32,080.20-44,225.60-20,135.54

Finding the Fourth Proportional to 32,080.20, 44,225.60 and 20,135.54

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Solution

The fourth proportional to 32,080.20, 44,225.60 and 20,135.54 is: 27,758.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,080.20 : 44,225.60 = 20,135.54 : x
  2. Step 2: Convert to fraction form
    32,080.20/44,225.60 = 20,135.54/x
  3. Step 3: Cross multiply
    32,080.20x = 44,225.60 × 20,135.54
  4. Step 4: Simplify right side
    32,080.20x = 890,506,337.82
  5. Step 5: Solve for x
    x = 890,506,337.82/32,080.20
  6. Step 6: Final answer
    x = 27,758.75

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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.