Home / 40,401.06-60,629.24-14,105.80

Finding the Fourth Proportional to 40,401.06, 60,629.24 and 14,105.80

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Solution

The fourth proportional to 40,401.06, 60,629.24 and 14,105.80 is: 21,168.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,401.06 : 60,629.24 = 14,105.80 : x
  2. Step 2: Convert to fraction form
    40,401.06/60,629.24 = 14,105.80/x
  3. Step 3: Cross multiply
    40,401.06x = 60,629.24 × 14,105.80
  4. Step 4: Simplify right side
    40,401.06x = 855,223,933.59
  5. Step 5: Solve for x
    x = 855,223,933.59/40,401.06
  6. Step 6: Final answer
    x = 21,168.35

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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.