Home / 38,856.57-53,644.19-25,646.97

Finding the Fourth Proportional to 38,856.57, 53,644.19 and 25,646.97

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Solution

The fourth proportional to 38,856.57, 53,644.19 and 25,646.97 is: 35,407.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,856.57 : 53,644.19 = 25,646.97 : x
  2. Step 2: Convert to fraction form
    38,856.57/53,644.19 = 25,646.97/x
  3. Step 3: Cross multiply
    38,856.57x = 53,644.19 × 25,646.97
  4. Step 4: Simplify right side
    38,856.57x = 1,375,810,803.37
  5. Step 5: Solve for x
    x = 1,375,810,803.37/38,856.57
  6. Step 6: Final answer
    x = 35,407.42

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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.