Home / 29,878.66-44,821.72-9,890.16

Finding the Fourth Proportional to 29,878.66, 44,821.72 and 9,890.16

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Solution

The fourth proportional to 29,878.66, 44,821.72 and 9,890.16 is: 14,836.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,878.66 : 44,821.72 = 9,890.16 : x
  2. Step 2: Convert to fraction form
    29,878.66/44,821.72 = 9,890.16/x
  3. Step 3: Cross multiply
    29,878.66x = 44,821.72 × 9,890.16
  4. Step 4: Simplify right side
    29,878.66x = 443,293,982.28
  5. Step 5: Solve for x
    x = 443,293,982.28/29,878.66
  6. Step 6: Final answer
    x = 14,836.47

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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.