Home / 22,436.30-30,961.95-12,364.75

Finding the Fourth Proportional to 22,436.30, 30,961.95 and 12,364.75

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Solution

The fourth proportional to 22,436.30, 30,961.95 and 12,364.75 is: 17,063.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,436.30 : 30,961.95 = 12,364.75 : x
  2. Step 2: Convert to fraction form
    22,436.30/30,961.95 = 12,364.75/x
  3. Step 3: Cross multiply
    22,436.30x = 30,961.95 × 12,364.75
  4. Step 4: Simplify right side
    22,436.30x = 382,836,763.60
  5. Step 5: Solve for x
    x = 382,836,763.60/22,436.30
  6. Step 6: Final answer
    x = 17,063.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.