Home / 33,920.92-46,813.26-18,815.02

Finding the Fourth Proportional to 33,920.92, 46,813.26 and 18,815.02

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Solution

The fourth proportional to 33,920.92, 46,813.26 and 18,815.02 is: 25,966.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,920.92 : 46,813.26 = 18,815.02 : x
  2. Step 2: Convert to fraction form
    33,920.92/46,813.26 = 18,815.02/x
  3. Step 3: Cross multiply
    33,920.92x = 46,813.26 × 18,815.02
  4. Step 4: Simplify right side
    33,920.92x = 880,792,423.17
  5. Step 5: Solve for x
    x = 880,792,423.17/33,920.92
  6. Step 6: Final answer
    x = 25,966.05

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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.