Home / 33,711.14-46,521.32-18,603.78

Finding the Fourth Proportional to 33,711.14, 46,521.32 and 18,603.78

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Solution

The fourth proportional to 33,711.14, 46,521.32 and 18,603.78 is: 25,673.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,711.14 : 46,521.32 = 18,603.78 : x
  2. Step 2: Convert to fraction form
    33,711.14/46,521.32 = 18,603.78/x
  3. Step 3: Cross multiply
    33,711.14x = 46,521.32 × 18,603.78
  4. Step 4: Simplify right side
    33,711.14x = 865,472,309.57
  5. Step 5: Solve for x
    x = 865,472,309.57/33,711.14
  6. Step 6: Final answer
    x = 25,673.19

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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.