Home / 20,571.66-28,367.67-17,597.34

Finding the Fourth Proportional to 20,571.66, 28,367.67 and 17,597.34

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Solution

The fourth proportional to 20,571.66, 28,367.67 and 17,597.34 is: 24,266.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,571.66 : 28,367.67 = 17,597.34 : x
  2. Step 2: Convert to fraction form
    20,571.66/28,367.67 = 17,597.34/x
  3. Step 3: Cross multiply
    20,571.66x = 28,367.67 × 17,597.34
  4. Step 4: Simplify right side
    20,571.66x = 499,195,534.00
  5. Step 5: Solve for x
    x = 499,195,534.00/20,571.66
  6. Step 6: Final answer
    x = 24,266.18

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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.