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Finding the Fourth Proportional to 29,875.41, 44,814.36 and 8,815.45

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Solution

The fourth proportional to 29,875.41, 44,814.36 and 8,815.45 is: 13,223.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,875.41 : 44,814.36 = 8,815.45 : x
  2. Step 2: Convert to fraction form
    29,875.41/44,814.36 = 8,815.45/x
  3. Step 3: Cross multiply
    29,875.41x = 44,814.36 × 8,815.45
  4. Step 4: Simplify right side
    29,875.41x = 395,058,848.58
  5. Step 5: Solve for x
    x = 395,058,848.58/29,875.41
  6. Step 6: Final answer
    x = 13,223.54

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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.