Home / 32,131.20-44,357.16-20,201.13

Finding the Fourth Proportional to 32,131.20, 44,357.16 and 20,201.13

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Solution

The fourth proportional to 32,131.20, 44,357.16 and 20,201.13 is: 27,887.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,131.20 : 44,357.16 = 20,201.13 : x
  2. Step 2: Convert to fraction form
    32,131.20/44,357.16 = 20,201.13/x
  3. Step 3: Cross multiply
    32,131.20x = 44,357.16 × 20,201.13
  4. Step 4: Simplify right side
    32,131.20x = 896,064,755.59
  5. Step 5: Solve for x
    x = 896,064,755.59/32,131.20
  6. Step 6: Final answer
    x = 27,887.68

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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.