Home / 33,393.12-46,082.40-18,489.12

Finding the Fourth Proportional to 33,393.12, 46,082.40 and 18,489.12

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Solution

The fourth proportional to 33,393.12, 46,082.40 and 18,489.12 is: 25,514.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,393.12 : 46,082.40 = 18,489.12 : x
  2. Step 2: Convert to fraction form
    33,393.12/46,082.40 = 18,489.12/x
  3. Step 3: Cross multiply
    33,393.12x = 46,082.40 × 18,489.12
  4. Step 4: Simplify right side
    33,393.12x = 852,023,023.49
  5. Step 5: Solve for x
    x = 852,023,023.49/33,393.12
  6. Step 6: Final answer
    x = 25,514.93

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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.