Home / 29,115.07-40,194.08-19,604.95

Finding the Fourth Proportional to 29,115.07, 40,194.08 and 19,604.95

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Solution

The fourth proportional to 29,115.07, 40,194.08 and 19,604.95 is: 27,065.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,115.07 : 40,194.08 = 19,604.95 : x
  2. Step 2: Convert to fraction form
    29,115.07/40,194.08 = 19,604.95/x
  3. Step 3: Cross multiply
    29,115.07x = 40,194.08 × 19,604.95
  4. Step 4: Simplify right side
    29,115.07x = 788,002,928.70
  5. Step 5: Solve for x
    x = 788,002,928.70/29,115.07
  6. Step 6: Final answer
    x = 27,065.12

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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.