Home / 36,401.64-54,578.34-14,217.12

Finding the Fourth Proportional to 36,401.64, 54,578.34 and 14,217.12

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Solution

The fourth proportional to 36,401.64, 54,578.34 and 14,217.12 is: 21,316.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,401.64 : 54,578.34 = 14,217.12 : x
  2. Step 2: Convert to fraction form
    36,401.64/54,578.34 = 14,217.12/x
  3. Step 3: Cross multiply
    36,401.64x = 54,578.34 × 14,217.12
  4. Step 4: Simplify right side
    36,401.64x = 775,946,809.18
  5. Step 5: Solve for x
    x = 775,946,809.18/36,401.64
  6. Step 6: Final answer
    x = 21,316.26

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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.