Home / 16,155.28-22,292.92-9,081.25

Finding the Fourth Proportional to 16,155.28, 22,292.92 and 9,081.25

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Solution

The fourth proportional to 16,155.28, 22,292.92 and 9,081.25 is: 12,531.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,155.28 : 22,292.92 = 9,081.25 : x
  2. Step 2: Convert to fraction form
    16,155.28/22,292.92 = 9,081.25/x
  3. Step 3: Cross multiply
    16,155.28x = 22,292.92 × 9,081.25
  4. Step 4: Simplify right side
    16,155.28x = 202,447,535.37
  5. Step 5: Solve for x
    x = 202,447,535.37/16,155.28
  6. Step 6: Final answer
    x = 12,531.35

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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.