Home / 36,812.93-55,223.06-13,433.90

Finding the Fourth Proportional to 36,812.93, 55,223.06 and 13,433.90

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Solution

The fourth proportional to 36,812.93, 55,223.06 and 13,433.90 is: 20,152.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,812.93 : 55,223.06 = 13,433.90 : x
  2. Step 2: Convert to fraction form
    36,812.93/55,223.06 = 13,433.90/x
  3. Step 3: Cross multiply
    36,812.93x = 55,223.06 × 13,433.90
  4. Step 4: Simplify right side
    36,812.93x = 741,860,722.45
  5. Step 5: Solve for x
    x = 741,860,722.45/36,812.93
  6. Step 6: Final answer
    x = 20,152.18

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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.