Home / 26,942.62-40,423.65-13,801.18

Finding the Fourth Proportional to 26,942.62, 40,423.65 and 13,801.18

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Solution

The fourth proportional to 26,942.62, 40,423.65 and 13,801.18 is: 20,706.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,942.62 : 40,423.65 = 13,801.18 : x
  2. Step 2: Convert to fraction form
    26,942.62/40,423.65 = 13,801.18/x
  3. Step 3: Cross multiply
    26,942.62x = 40,423.65 × 13,801.18
  4. Step 4: Simplify right side
    26,942.62x = 557,894,069.91
  5. Step 5: Solve for x
    x = 557,894,069.91/26,942.62
  6. Step 6: Final answer
    x = 20,706.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.