Home / 16,225.28-22,391.29-9,152.16

Finding the Fourth Proportional to 16,225.28, 22,391.29 and 9,152.16

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Solution

The fourth proportional to 16,225.28, 22,391.29 and 9,152.16 is: 12,630.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,225.28 : 22,391.29 = 9,152.16 : x
  2. Step 2: Convert to fraction form
    16,225.28/22,391.29 = 9,152.16/x
  3. Step 3: Cross multiply
    16,225.28x = 22,391.29 × 9,152.16
  4. Step 4: Simplify right side
    16,225.28x = 204,928,544.68
  5. Step 5: Solve for x
    x = 204,928,544.68/16,225.28
  6. Step 6: Final answer
    x = 12,630.20

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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.