Home / 38,422.74-53,036.61-22,512.34

Finding the Fourth Proportional to 38,422.74, 53,036.61 and 22,512.34

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Solution

The fourth proportional to 38,422.74, 53,036.61 and 22,512.34 is: 31,074.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,422.74 : 53,036.61 = 22,512.34 : x
  2. Step 2: Convert to fraction form
    38,422.74/53,036.61 = 22,512.34/x
  3. Step 3: Cross multiply
    38,422.74x = 53,036.61 × 22,512.34
  4. Step 4: Simplify right side
    38,422.74x = 1,193,978,196.77
  5. Step 5: Solve for x
    x = 1,193,978,196.77/38,422.74
  6. Step 6: Final answer
    x = 31,074.78

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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.