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Finding the Fourth Proportional to 29,878.41, 44,817.60 and 9,101.91

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Solution

The fourth proportional to 29,878.41, 44,817.60 and 9,101.91 is: 13,652.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,878.41 : 44,817.60 = 9,101.91 : x
  2. Step 2: Convert to fraction form
    29,878.41/44,817.60 = 9,101.91/x
  3. Step 3: Cross multiply
    29,878.41x = 44,817.60 × 9,101.91
  4. Step 4: Simplify right side
    29,878.41x = 407,925,761.62
  5. Step 5: Solve for x
    x = 407,925,761.62/29,878.41
  6. Step 6: Final answer
    x = 13,652.86

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1.5x scale

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.