Home / 29,870.80-44,790.96-11,150.08

Finding the Fourth Proportional to 29,870.80, 44,790.96 and 11,150.08

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Solution

The fourth proportional to 29,870.80, 44,790.96 and 11,150.08 is: 16,719.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,870.80 : 44,790.96 = 11,150.08 : x
  2. Step 2: Convert to fraction form
    29,870.80/44,790.96 = 11,150.08/x
  3. Step 3: Cross multiply
    29,870.80x = 44,790.96 × 11,150.08
  4. Step 4: Simplify right side
    29,870.80x = 499,422,787.28
  5. Step 5: Solve for x
    x = 499,422,787.28/29,870.80
  6. Step 6: Final answer
    x = 16,719.43

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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.