Home / 38,535.21-53,177.72-22,621.14

Finding the Fourth Proportional to 38,535.21, 53,177.72 and 22,621.14

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Solution

The fourth proportional to 38,535.21, 53,177.72 and 22,621.14 is: 31,216.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,535.21 : 53,177.72 = 22,621.14 : x
  2. Step 2: Convert to fraction form
    38,535.21/53,177.72 = 22,621.14/x
  3. Step 3: Cross multiply
    38,535.21x = 53,177.72 × 22,621.14
  4. Step 4: Simplify right side
    38,535.21x = 1,202,940,535.90
  5. Step 5: Solve for x
    x = 1,202,940,535.90/38,535.21
  6. Step 6: Final answer
    x = 31,216.66

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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.