Home / 18,949.98-26,149.51-10,452.42

Finding the Fourth Proportional to 18,949.98, 26,149.51 and 10,452.42

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Solution

The fourth proportional to 18,949.98, 26,149.51 and 10,452.42 is: 14,423.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,949.98 : 26,149.51 = 10,452.42 : x
  2. Step 2: Convert to fraction form
    18,949.98/26,149.51 = 10,452.42/x
  3. Step 3: Cross multiply
    18,949.98x = 26,149.51 × 10,452.42
  4. Step 4: Simplify right side
    18,949.98x = 273,325,661.31
  5. Step 5: Solve for x
    x = 273,325,661.31/18,949.98
  6. Step 6: Final answer
    x = 14,423.53

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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.