Home / 36,645-54,964.74-11,684.04

Finding the Fourth Proportional to 36,645, 54,964.74 and 11,684.04

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Solution

The fourth proportional to 36,645, 54,964.74 and 11,684.04 is: 17,525.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,645 : 54,964.74 = 11,684.04 : x
  2. Step 2: Convert to fraction form
    36,645/54,964.74 = 11,684.04/x
  3. Step 3: Cross multiply
    36,645x = 54,964.74 × 11,684.04
  4. Step 4: Simplify right side
    36,645x = 642,210,220.75
  5. Step 5: Solve for x
    x = 642,210,220.75/36,645
  6. Step 6: Final answer
    x = 17,525.18

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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.