Home / 25,934.18-38,877.50-8,394.98

Finding the Fourth Proportional to 25,934.18, 38,877.50 and 8,394.98

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Solution

The fourth proportional to 25,934.18, 38,877.50 and 8,394.98 is: 12,584.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,934.18 : 38,877.50 = 8,394.98 : x
  2. Step 2: Convert to fraction form
    25,934.18/38,877.50 = 8,394.98/x
  3. Step 3: Cross multiply
    25,934.18x = 38,877.50 × 8,394.98
  4. Step 4: Simplify right side
    25,934.18x = 326,375,661.55
  5. Step 5: Solve for x
    x = 326,375,661.55/25,934.18
  6. Step 6: Final answer
    x = 12,584.77

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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.