Home / 33,746.78-46,570.34-18,640.42

Finding the Fourth Proportional to 33,746.78, 46,570.34 and 18,640.42

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Solution

The fourth proportional to 33,746.78, 46,570.34 and 18,640.42 is: 25,723.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,746.78 : 46,570.34 = 18,640.42 : x
  2. Step 2: Convert to fraction form
    33,746.78/46,570.34 = 18,640.42/x
  3. Step 3: Cross multiply
    33,746.78x = 46,570.34 × 18,640.42
  4. Step 4: Simplify right side
    33,746.78x = 868,090,697.14
  5. Step 5: Solve for x
    x = 868,090,697.14/33,746.78
  6. Step 6: Final answer
    x = 25,723.66

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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.