Home / 25,963.32-38,950.56-8,432.76

Finding the Fourth Proportional to 25,963.32, 38,950.56 and 8,432.76

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Solution

The fourth proportional to 25,963.32, 38,950.56 and 8,432.76 is: 12,650.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,963.32 : 38,950.56 = 8,432.76 : x
  2. Step 2: Convert to fraction form
    25,963.32/38,950.56 = 8,432.76/x
  3. Step 3: Cross multiply
    25,963.32x = 38,950.56 × 8,432.76
  4. Step 4: Simplify right side
    25,963.32x = 328,460,724.35
  5. Step 5: Solve for x
    x = 328,460,724.35/25,963.32
  6. Step 6: Final answer
    x = 12,650.95

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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.