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Finding the Fourth Proportional to 29,815.36, 44,727.36 and 9,040.64

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Solution

The fourth proportional to 29,815.36, 44,727.36 and 9,040.64 is: 13,562.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,815.36 : 44,727.36 = 9,040.64 : x
  2. Step 2: Convert to fraction form
    29,815.36/44,727.36 = 9,040.64/x
  3. Step 3: Cross multiply
    29,815.36x = 44,727.36 × 9,040.64
  4. Step 4: Simplify right side
    29,815.36x = 404,363,959.91
  5. Step 5: Solve for x
    x = 404,363,959.91/29,815.36
  6. Step 6: Final answer
    x = 13,562.27

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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.