Home / 39,930.37-55,101.92-22,024.91

Finding the Fourth Proportional to 39,930.37, 55,101.92 and 22,024.91

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Solution

The fourth proportional to 39,930.37, 55,101.92 and 22,024.91 is: 30,393.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,930.37 : 55,101.92 = 22,024.91 : x
  2. Step 2: Convert to fraction form
    39,930.37/55,101.92 = 22,024.91/x
  3. Step 3: Cross multiply
    39,930.37x = 55,101.92 × 22,024.91
  4. Step 4: Simplify right side
    39,930.37x = 1,213,614,980.35
  5. Step 5: Solve for x
    x = 1,213,614,980.35/39,930.37
  6. Step 6: Final answer
    x = 30,393.28

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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.