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Finding the Fourth Proportional to 29,818.55, 44,726.90 and 14,019.77

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Solution

The fourth proportional to 29,818.55, 44,726.90 and 14,019.77 is: 21,029.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,818.55 : 44,726.90 = 14,019.77 : x
  2. Step 2: Convert to fraction form
    29,818.55/44,726.90 = 14,019.77/x
  3. Step 3: Cross multiply
    29,818.55x = 44,726.90 × 14,019.77
  4. Step 4: Simplify right side
    29,818.55x = 627,060,850.81
  5. Step 5: Solve for x
    x = 627,060,850.81/29,818.55
  6. Step 6: Final answer
    x = 21,029.22

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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.