Home / 39,937.56-55,113.14-22,034.28

Finding the Fourth Proportional to 39,937.56, 55,113.14 and 22,034.28

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Solution

The fourth proportional to 39,937.56, 55,113.14 and 22,034.28 is: 30,406.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,937.56 : 55,113.14 = 22,034.28 : x
  2. Step 2: Convert to fraction form
    39,937.56/55,113.14 = 22,034.28/x
  3. Step 3: Cross multiply
    39,937.56x = 55,113.14 × 22,034.28
  4. Step 4: Simplify right side
    39,937.56x = 1,214,378,358.44
  5. Step 5: Solve for x
    x = 1,214,378,358.44/39,937.56
  6. Step 6: Final answer
    x = 30,406.92

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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.