Home / 18,156.44-24,993.68-15,752.25

Finding the Fourth Proportional to 18,156.44, 24,993.68 and 15,752.25

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Solution

The fourth proportional to 18,156.44, 24,993.68 and 15,752.25 is: 21,684.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,156.44 : 24,993.68 = 15,752.25 : x
  2. Step 2: Convert to fraction form
    18,156.44/24,993.68 = 15,752.25/x
  3. Step 3: Cross multiply
    18,156.44x = 24,993.68 × 15,752.25
  4. Step 4: Simplify right side
    18,156.44x = 393,706,617.02
  5. Step 5: Solve for x
    x = 393,706,617.02/18,156.44
  6. Step 6: Final answer
    x = 21,684.14

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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.