Home / 40,221.38-55,504.76-22,316.01

Finding the Fourth Proportional to 40,221.38, 55,504.76 and 22,316.01

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Solution

The fourth proportional to 40,221.38, 55,504.76 and 22,316.01 is: 30,795.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,221.38 : 55,504.76 = 22,316.01 : x
  2. Step 2: Convert to fraction form
    40,221.38/55,504.76 = 22,316.01/x
  3. Step 3: Cross multiply
    40,221.38x = 55,504.76 × 22,316.01
  4. Step 4: Simplify right side
    40,221.38x = 1,238,644,585.01
  5. Step 5: Solve for x
    x = 1,238,644,585.01/40,221.38
  6. Step 6: Final answer
    x = 30,795.68

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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.