Home / 33,790.18-46,626.42-18,680.80

Finding the Fourth Proportional to 33,790.18, 46,626.42 and 18,680.80

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Solution

The fourth proportional to 33,790.18, 46,626.42 and 18,680.80 is: 25,777.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,790.18 : 46,626.42 = 18,680.80 : x
  2. Step 2: Convert to fraction form
    33,790.18/46,626.42 = 18,680.80/x
  3. Step 3: Cross multiply
    33,790.18x = 46,626.42 × 18,680.80
  4. Step 4: Simplify right side
    33,790.18x = 871,018,826.74
  5. Step 5: Solve for x
    x = 871,018,826.74/33,790.18
  6. Step 6: Final answer
    x = 25,777.28

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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.