Home / 25,382.90-38,066.94-7,612.85

Finding the Fourth Proportional to 25,382.90, 38,066.94 and 7,612.85

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Solution

The fourth proportional to 25,382.90, 38,066.94 and 7,612.85 is: 11,417.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,382.90 : 38,066.94 = 7,612.85 : x
  2. Step 2: Convert to fraction form
    25,382.90/38,066.94 = 7,612.85/x
  3. Step 3: Cross multiply
    25,382.90x = 38,066.94 × 7,612.85
  4. Step 4: Simplify right side
    25,382.90x = 289,797,713.84
  5. Step 5: Solve for x
    x = 289,797,713.84/25,382.90
  6. Step 6: Final answer
    x = 11,417.05

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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.