Home / 20,293.16-28,012.84-17,449.11

Finding the Fourth Proportional to 20,293.16, 28,012.84 and 17,449.11

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Solution

The fourth proportional to 20,293.16, 28,012.84 and 17,449.11 is: 24,086.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,293.16 : 28,012.84 = 17,449.11 : x
  2. Step 2: Convert to fraction form
    20,293.16/28,012.84 = 17,449.11/x
  3. Step 3: Cross multiply
    20,293.16x = 28,012.84 × 17,449.11
  4. Step 4: Simplify right side
    20,293.16x = 488,799,039.33
  5. Step 5: Solve for x
    x = 488,799,039.33/20,293.16
  6. Step 6: Final answer
    x = 24,086.89

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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.