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Finding the Fourth Proportional to 44,808.88, 67,223.04 and 13,643.32

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Solution

The fourth proportional to 44,808.88, 67,223.04 and 13,643.32 is: 20,467.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,808.88 : 67,223.04 = 13,643.32 : x
  2. Step 2: Convert to fraction form
    44,808.88/67,223.04 = 13,643.32/x
  3. Step 3: Cross multiply
    44,808.88x = 67,223.04 × 13,643.32
  4. Step 4: Simplify right side
    44,808.88x = 917,145,109.98
  5. Step 5: Solve for x
    x = 917,145,109.98/44,808.88
  6. Step 6: Final answer
    x = 20,467.93

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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.