Home / 33,432.32-46,134.78-18,325.02

Finding the Fourth Proportional to 33,432.32, 46,134.78 and 18,325.02

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Solution

The fourth proportional to 33,432.32, 46,134.78 and 18,325.02 is: 25,287.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,432.32 : 46,134.78 = 18,325.02 : x
  2. Step 2: Convert to fraction form
    33,432.32/46,134.78 = 18,325.02/x
  3. Step 3: Cross multiply
    33,432.32x = 46,134.78 × 18,325.02
  4. Step 4: Simplify right side
    33,432.32x = 845,420,766.20
  5. Step 5: Solve for x
    x = 845,420,766.20/33,432.32
  6. Step 6: Final answer
    x = 25,287.53

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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.