Home / 32,761.44-45,197.28-20,193.12

Finding the Fourth Proportional to 32,761.44, 45,197.28 and 20,193.12

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Solution

The fourth proportional to 32,761.44, 45,197.28 and 20,193.12 is: 27,858.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,761.44 : 45,197.28 = 20,193.12 : x
  2. Step 2: Convert to fraction form
    32,761.44/45,197.28 = 20,193.12/x
  3. Step 3: Cross multiply
    32,761.44x = 45,197.28 × 20,193.12
  4. Step 4: Simplify right side
    32,761.44x = 912,674,098.71
  5. Step 5: Solve for x
    x = 912,674,098.71/32,761.44
  6. Step 6: Final answer
    x = 27,858.18

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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.