Home / 33,391.12-46,079.64-18,487.12

Finding the Fourth Proportional to 33,391.12, 46,079.64 and 18,487.12

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Solution

The fourth proportional to 33,391.12, 46,079.64 and 18,487.12 is: 25,512.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,391.12 : 46,079.64 = 18,487.12 : x
  2. Step 2: Convert to fraction form
    33,391.12/46,079.64 = 18,487.12/x
  3. Step 3: Cross multiply
    33,391.12x = 46,079.64 × 18,487.12
  4. Step 4: Simplify right side
    33,391.12x = 851,879,834.24
  5. Step 5: Solve for x
    x = 851,879,834.24/33,391.12
  6. Step 6: Final answer
    x = 25,512.17

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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.