Home / 39,191.44-54,071.13-22,193.95

Finding the Fourth Proportional to 39,191.44, 54,071.13 and 22,193.95

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Solution

The fourth proportional to 39,191.44, 54,071.13 and 22,193.95 is: 30,620.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,191.44 : 54,071.13 = 22,193.95 : x
  2. Step 2: Convert to fraction form
    39,191.44/54,071.13 = 22,193.95/x
  3. Step 3: Cross multiply
    39,191.44x = 54,071.13 × 22,193.95
  4. Step 4: Simplify right side
    39,191.44x = 1,200,051,955.66
  5. Step 5: Solve for x
    x = 1,200,051,955.66/39,191.44
  6. Step 6: Final answer
    x = 30,620.26

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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.