Home / 36,401.53-54,604.78-12,376.05

Finding the Fourth Proportional to 36,401.53, 54,604.78 and 12,376.05

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Solution

The fourth proportional to 36,401.53, 54,604.78 and 12,376.05 is: 18,564.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,401.53 : 54,604.78 = 12,376.05 : x
  2. Step 2: Convert to fraction form
    36,401.53/54,604.78 = 12,376.05/x
  3. Step 3: Cross multiply
    36,401.53x = 54,604.78 × 12,376.05
  4. Step 4: Simplify right side
    36,401.53x = 675,791,487.52
  5. Step 5: Solve for x
    x = 675,791,487.52/36,401.53
  6. Step 6: Final answer
    x = 18,564.92

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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.