Home / 33,824.80-46,677.92-18,718.40

Finding the Fourth Proportional to 33,824.80, 46,677.92 and 18,718.40

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Solution

The fourth proportional to 33,824.80, 46,677.92 and 18,718.40 is: 25,831.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,824.80 : 46,677.92 = 18,718.40 : x
  2. Step 2: Convert to fraction form
    33,824.80/46,677.92 = 18,718.40/x
  3. Step 3: Cross multiply
    33,824.80x = 46,677.92 × 18,718.40
  4. Step 4: Simplify right side
    33,824.80x = 873,735,977.73
  5. Step 5: Solve for x
    x = 873,735,977.73/33,824.80
  6. Step 6: Final answer
    x = 25,831.22

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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.