Home / 22,540.62-31,095.57-14,585.40

Finding the Fourth Proportional to 22,540.62, 31,095.57 and 14,585.40

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Solution

The fourth proportional to 22,540.62, 31,095.57 and 14,585.40 is: 20,121.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,540.62 : 31,095.57 = 14,585.40 : x
  2. Step 2: Convert to fraction form
    22,540.62/31,095.57 = 14,585.40/x
  3. Step 3: Cross multiply
    22,540.62x = 31,095.57 × 14,585.40
  4. Step 4: Simplify right side
    22,540.62x = 453,541,326.68
  5. Step 5: Solve for x
    x = 453,541,326.68/22,540.62
  6. Step 6: Final answer
    x = 20,121.07

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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.