Home / 25,694.94-38,542.55-7,925.38

Finding the Fourth Proportional to 25,694.94, 38,542.55 and 7,925.38

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Solution

The fourth proportional to 25,694.94, 38,542.55 and 7,925.38 is: 11,888.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,694.94 : 38,542.55 = 7,925.38 : x
  2. Step 2: Convert to fraction form
    25,694.94/38,542.55 = 7,925.38/x
  3. Step 3: Cross multiply
    25,694.94x = 38,542.55 × 7,925.38
  4. Step 4: Simplify right side
    25,694.94x = 305,464,354.92
  5. Step 5: Solve for x
    x = 305,464,354.92/25,694.94
  6. Step 6: Final answer
    x = 11,888.11

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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.