Home / 25,286.90-37,934.10-8,184.06

Finding the Fourth Proportional to 25,286.90, 37,934.10 and 8,184.06

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Solution

The fourth proportional to 25,286.90, 37,934.10 and 8,184.06 is: 12,277.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,286.90 : 37,934.10 = 8,184.06 : x
  2. Step 2: Convert to fraction form
    25,286.90/37,934.10 = 8,184.06/x
  3. Step 3: Cross multiply
    25,286.90x = 37,934.10 × 8,184.06
  4. Step 4: Simplify right side
    25,286.90x = 310,454,950.45
  5. Step 5: Solve for x
    x = 310,454,950.45/25,286.90
  6. Step 6: Final answer
    x = 12,277.31

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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.