Home / 41,130.11-61,685.58-11,550.80

Finding the Fourth Proportional to 41,130.11, 61,685.58 and 11,550.80

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Solution

The fourth proportional to 41,130.11, 61,685.58 and 11,550.80 is: 17,323.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,130.11 : 61,685.58 = 11,550.80 : x
  2. Step 2: Convert to fraction form
    41,130.11/61,685.58 = 11,550.80/x
  3. Step 3: Cross multiply
    41,130.11x = 61,685.58 × 11,550.80
  4. Step 4: Simplify right side
    41,130.11x = 712,517,797.46
  5. Step 5: Solve for x
    x = 712,517,797.46/41,130.11
  6. Step 6: Final answer
    x = 17,323.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.