Home / 18,228.32-25,155.08-9,844.82

Finding the Fourth Proportional to 18,228.32, 25,155.08 and 9,844.82

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Solution

The fourth proportional to 18,228.32, 25,155.08 and 9,844.82 is: 13,585.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,228.32 : 25,155.08 = 9,844.82 : x
  2. Step 2: Convert to fraction form
    18,228.32/25,155.08 = 9,844.82/x
  3. Step 3: Cross multiply
    18,228.32x = 25,155.08 × 9,844.82
  4. Step 4: Simplify right side
    18,228.32x = 247,647,185.46
  5. Step 5: Solve for x
    x = 247,647,185.46/18,228.32
  6. Step 6: Final answer
    x = 13,585.85

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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.