Home / 22,141.13-30,554.15-12,069.77

Finding the Fourth Proportional to 22,141.13, 30,554.15 and 12,069.77

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Solution

The fourth proportional to 22,141.13, 30,554.15 and 12,069.77 is: 16,655.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,141.13 : 30,554.15 = 12,069.77 : x
  2. Step 2: Convert to fraction form
    22,141.13/30,554.15 = 12,069.77/x
  3. Step 3: Cross multiply
    22,141.13x = 30,554.15 × 12,069.77
  4. Step 4: Simplify right side
    22,141.13x = 368,781,563.05
  5. Step 5: Solve for x
    x = 368,781,563.05/22,141.13
  6. Step 6: Final answer
    x = 16,655.95

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Double scale
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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.