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Finding the Fourth Proportional to 29,878.59, 44,807.19 and 9,884.42

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Solution

The fourth proportional to 29,878.59, 44,807.19 and 9,884.42 is: 14,823.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,878.59 : 44,807.19 = 9,884.42 : x
  2. Step 2: Convert to fraction form
    29,878.59/44,807.19 = 9,884.42/x
  3. Step 3: Cross multiply
    29,878.59x = 44,807.19 × 9,884.42
  4. Step 4: Simplify right side
    29,878.59x = 442,893,084.98
  5. Step 5: Solve for x
    x = 442,893,084.98/29,878.59
  6. Step 6: Final answer
    x = 14,823.09

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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.