Home / 25,919.73-38,952.72-15,391.58

Finding the Fourth Proportional to 25,919.73, 38,952.72 and 15,391.58

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Solution

The fourth proportional to 25,919.73, 38,952.72 and 15,391.58 is: 23,130.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,919.73 : 38,952.72 = 15,391.58 : x
  2. Step 2: Convert to fraction form
    25,919.73/38,952.72 = 15,391.58/x
  3. Step 3: Cross multiply
    25,919.73x = 38,952.72 × 15,391.58
  4. Step 4: Simplify right side
    25,919.73x = 599,543,711.33
  5. Step 5: Solve for x
    x = 599,543,711.33/25,919.73
  6. Step 6: Final answer
    x = 23,130.79

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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.