Home / 38,579.25-53,240.88-22,663.56

Finding the Fourth Proportional to 38,579.25, 53,240.88 and 22,663.56

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Solution

The fourth proportional to 38,579.25, 53,240.88 and 22,663.56 is: 31,276.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,579.25 : 53,240.88 = 22,663.56 : x
  2. Step 2: Convert to fraction form
    38,579.25/53,240.88 = 22,663.56/x
  3. Step 3: Cross multiply
    38,579.25x = 53,240.88 × 22,663.56
  4. Step 4: Simplify right side
    38,579.25x = 1,206,627,765.02
  5. Step 5: Solve for x
    x = 1,206,627,765.02/38,579.25
  6. Step 6: Final answer
    x = 31,276.60

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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.