Home / 25,601.95-38,406.98-8,961.58

Finding the Fourth Proportional to 25,601.95, 38,406.98 and 8,961.58

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Solution

The fourth proportional to 25,601.95, 38,406.98 and 8,961.58 is: 13,443.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,601.95 : 38,406.98 = 8,961.58 : x
  2. Step 2: Convert to fraction form
    25,601.95/38,406.98 = 8,961.58/x
  3. Step 3: Cross multiply
    25,601.95x = 38,406.98 × 8,961.58
  4. Step 4: Simplify right side
    25,601.95x = 344,187,223.83
  5. Step 5: Solve for x
    x = 344,187,223.83/25,601.95
  6. Step 6: Final answer
    x = 13,443.79

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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.