Home / 40,738.80-56,221.12-22,833.92

Finding the Fourth Proportional to 40,738.80, 56,221.12 and 22,833.92

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Solution

The fourth proportional to 40,738.80, 56,221.12 and 22,833.92 is: 31,511.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,738.80 : 56,221.12 = 22,833.92 : x
  2. Step 2: Convert to fraction form
    40,738.80/56,221.12 = 22,833.92/x
  3. Step 3: Cross multiply
    40,738.80x = 56,221.12 × 22,833.92
  4. Step 4: Simplify right side
    40,738.80x = 1,283,748,556.39
  5. Step 5: Solve for x
    x = 1,283,748,556.39/40,738.80
  6. Step 6: Final answer
    x = 31,511.69

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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.