Home / 38,934.56-53,729.64-22,167.56

Finding the Fourth Proportional to 38,934.56, 53,729.64 and 22,167.56

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Solution

The fourth proportional to 38,934.56, 53,729.64 and 22,167.56 is: 30,591.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,934.56 : 53,729.64 = 22,167.56 : x
  2. Step 2: Convert to fraction form
    38,934.56/53,729.64 = 22,167.56/x
  3. Step 3: Cross multiply
    38,934.56x = 53,729.64 × 22,167.56
  4. Step 4: Simplify right side
    38,934.56x = 1,191,055,018.48
  5. Step 5: Solve for x
    x = 1,191,055,018.48/38,934.56
  6. Step 6: Final answer
    x = 30,591.20

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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.