Home / 22,016.28-30,382.46-12,585.04

Finding the Fourth Proportional to 22,016.28, 30,382.46 and 12,585.04

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Solution

The fourth proportional to 22,016.28, 30,382.46 and 12,585.04 is: 17,367.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,016.28 : 30,382.46 = 12,585.04 : x
  2. Step 2: Convert to fraction form
    22,016.28/30,382.46 = 12,585.04/x
  3. Step 3: Cross multiply
    22,016.28x = 30,382.46 × 12,585.04
  4. Step 4: Simplify right side
    22,016.28x = 382,364,474.40
  5. Step 5: Solve for x
    x = 382,364,474.40/22,016.28
  6. Step 6: Final answer
    x = 17,367.35

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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.