Home / 33,883.13-46,758.72-18,979.13

Finding the Fourth Proportional to 33,883.13, 46,758.72 and 18,979.13

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Solution

The fourth proportional to 33,883.13, 46,758.72 and 18,979.13 is: 26,191.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,883.13 : 46,758.72 = 18,979.13 : x
  2. Step 2: Convert to fraction form
    33,883.13/46,758.72 = 18,979.13/x
  3. Step 3: Cross multiply
    33,883.13x = 46,758.72 × 18,979.13
  4. Step 4: Simplify right side
    33,883.13x = 887,439,591.72
  5. Step 5: Solve for x
    x = 887,439,591.72/33,883.13
  6. Step 6: Final answer
    x = 26,191.20

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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.