Home / 28,034.29-38,685.56-16,089.22

Finding the Fourth Proportional to 28,034.29, 38,685.56 and 16,089.22

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Solution

The fourth proportional to 28,034.29, 38,685.56 and 16,089.22 is: 22,202.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,034.29 : 38,685.56 = 16,089.22 : x
  2. Step 2: Convert to fraction form
    28,034.29/38,685.56 = 16,089.22/x
  3. Step 3: Cross multiply
    28,034.29x = 38,685.56 × 16,089.22
  4. Step 4: Simplify right side
    28,034.29x = 622,420,485.66
  5. Step 5: Solve for x
    x = 622,420,485.66/28,034.29
  6. Step 6: Final answer
    x = 22,202.11

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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.