Home / 16,157.28-22,287.94-9,441.48

Finding the Fourth Proportional to 16,157.28, 22,287.94 and 9,441.48

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Solution

The fourth proportional to 16,157.28, 22,287.94 and 9,441.48 is: 13,023.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,157.28 : 22,287.94 = 9,441.48 : x
  2. Step 2: Convert to fraction form
    16,157.28/22,287.94 = 9,441.48/x
  3. Step 3: Cross multiply
    16,157.28x = 22,287.94 × 9,441.48
  4. Step 4: Simplify right side
    16,157.28x = 210,431,139.75
  5. Step 5: Solve for x
    x = 210,431,139.75/16,157.28
  6. Step 6: Final answer
    x = 13,023.92

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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.