Home / 32,862.90-45,255.22-28,553.96

Finding the Fourth Proportional to 32,862.90, 45,255.22 and 28,553.96

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Solution

The fourth proportional to 32,862.90, 45,255.22 and 28,553.96 is: 39,321.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,862.90 : 45,255.22 = 28,553.96 : x
  2. Step 2: Convert to fraction form
    32,862.90/45,255.22 = 28,553.96/x
  3. Step 3: Cross multiply
    32,862.90x = 45,255.22 × 28,553.96
  4. Step 4: Simplify right side
    32,862.90x = 1,292,215,741.67
  5. Step 5: Solve for x
    x = 1,292,215,741.67/32,862.90
  6. Step 6: Final answer
    x = 39,321.42

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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.