Home / 38,155.03-52,660.09-22,236.40

Finding the Fourth Proportional to 38,155.03, 52,660.09 and 22,236.40

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Solution

The fourth proportional to 38,155.03, 52,660.09 and 22,236.40 is: 30,689.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,155.03 : 52,660.09 = 22,236.40 : x
  2. Step 2: Convert to fraction form
    38,155.03/52,660.09 = 22,236.40/x
  3. Step 3: Cross multiply
    38,155.03x = 52,660.09 × 22,236.40
  4. Step 4: Simplify right side
    38,155.03x = 1,170,970,825.28
  5. Step 5: Solve for x
    x = 1,170,970,825.28/38,155.03
  6. Step 6: Final answer
    x = 30,689.82

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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.