Home / 40,340.22-55,668.71-22,434.84

Finding the Fourth Proportional to 40,340.22, 55,668.71 and 22,434.84

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Solution

The fourth proportional to 40,340.22, 55,668.71 and 22,434.84 is: 30,959.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,340.22 : 55,668.71 = 22,434.84 : x
  2. Step 2: Convert to fraction form
    40,340.22/55,668.71 = 22,434.84/x
  3. Step 3: Cross multiply
    40,340.22x = 55,668.71 × 22,434.84
  4. Step 4: Simplify right side
    40,340.22x = 1,248,918,308.97
  5. Step 5: Solve for x
    x = 1,248,918,308.97/40,340.22
  6. Step 6: Final answer
    x = 30,959.63

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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.