Home / 33,864.72-46,734.24-18,758.40

Finding the Fourth Proportional to 33,864.72, 46,734.24 and 18,758.40

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Solution

The fourth proportional to 33,864.72, 46,734.24 and 18,758.40 is: 25,887.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,864.72 : 46,734.24 = 18,758.40 : x
  2. Step 2: Convert to fraction form
    33,864.72/46,734.24 = 18,758.40/x
  3. Step 3: Cross multiply
    33,864.72x = 46,734.24 × 18,758.40
  4. Step 4: Simplify right side
    33,864.72x = 876,659,567.62
  5. Step 5: Solve for x
    x = 876,659,567.62/33,864.72
  6. Step 6: Final answer
    x = 25,887.11

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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.