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Finding the Fourth Proportional to 44,803.22, 67,163.16 and 19,829.90

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Solution

The fourth proportional to 44,803.22, 67,163.16 and 19,829.90 is: 29,726.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,803.22 : 67,163.16 = 19,829.90 : x
  2. Step 2: Convert to fraction form
    44,803.22/67,163.16 = 19,829.90/x
  3. Step 3: Cross multiply
    44,803.22x = 67,163.16 × 19,829.90
  4. Step 4: Simplify right side
    44,803.22x = 1,331,838,746.48
  5. Step 5: Solve for x
    x = 1,331,838,746.48/44,803.22
  6. Step 6: Final answer
    x = 29,726.41

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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.