Home / 40,302.76-55,614.72-22,397.44

Finding the Fourth Proportional to 40,302.76, 55,614.72 and 22,397.44

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Solution

The fourth proportional to 40,302.76, 55,614.72 and 22,397.44 is: 30,906.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,302.76 : 55,614.72 = 22,397.44 : x
  2. Step 2: Convert to fraction form
    40,302.76/55,614.72 = 22,397.44/x
  3. Step 3: Cross multiply
    40,302.76x = 55,614.72 × 22,397.44
  4. Step 4: Simplify right side
    40,302.76x = 1,245,627,354.32
  5. Step 5: Solve for x
    x = 1,245,627,354.32/40,302.76
  6. Step 6: Final answer
    x = 30,906.75

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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.