Home / 39,405.29-54,335.14-32,212.85

Finding the Fourth Proportional to 39,405.29, 54,335.14 and 32,212.85

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Solution

The fourth proportional to 39,405.29, 54,335.14 and 32,212.85 is: 44,417.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,405.29 : 54,335.14 = 32,212.85 : x
  2. Step 2: Convert to fraction form
    39,405.29/54,335.14 = 32,212.85/x
  3. Step 3: Cross multiply
    39,405.29x = 54,335.14 × 32,212.85
  4. Step 4: Simplify right side
    39,405.29x = 1,750,289,714.55
  5. Step 5: Solve for x
    x = 1,750,289,714.55/39,405.29
  6. Step 6: Final answer
    x = 44,417.63

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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.