Home / 20,632.98-28,422.48-17,598.18

Finding the Fourth Proportional to 20,632.98, 28,422.48 and 17,598.18

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Solution

The fourth proportional to 20,632.98, 28,422.48 and 17,598.18 is: 24,241.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,632.98 : 28,422.48 = 17,598.18 : x
  2. Step 2: Convert to fraction form
    20,632.98/28,422.48 = 17,598.18/x
  3. Step 3: Cross multiply
    20,632.98x = 28,422.48 × 17,598.18
  4. Step 4: Simplify right side
    20,632.98x = 500,183,919.09
  5. Step 5: Solve for x
    x = 500,183,919.09/20,632.98
  6. Step 6: Final answer
    x = 24,241.96

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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.