Home / 40,243.38-55,538.91-22,341.84

Finding the Fourth Proportional to 40,243.38, 55,538.91 and 22,341.84

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Solution

The fourth proportional to 40,243.38, 55,538.91 and 22,341.84 is: 30,833.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,243.38 : 55,538.91 = 22,341.84 : x
  2. Step 2: Convert to fraction form
    40,243.38/55,538.91 = 22,341.84/x
  3. Step 3: Cross multiply
    40,243.38x = 55,538.91 × 22,341.84
  4. Step 4: Simplify right side
    40,243.38x = 1,240,841,440.99
  5. Step 5: Solve for x
    x = 1,240,841,440.99/40,243.38
  6. Step 6: Final answer
    x = 30,833.43

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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.