Home / 28,870.08-43,296.96-11,096.64

Finding the Fourth Proportional to 28,870.08, 43,296.96 and 11,096.64

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Solution

The fourth proportional to 28,870.08, 43,296.96 and 11,096.64 is: 16,641.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,870.08 : 43,296.96 = 11,096.64 : x
  2. Step 2: Convert to fraction form
    28,870.08/43,296.96 = 11,096.64/x
  3. Step 3: Cross multiply
    28,870.08x = 43,296.96 × 11,096.64
  4. Step 4: Simplify right side
    28,870.08x = 480,450,778.21
  5. Step 5: Solve for x
    x = 480,450,778.21/28,870.08
  6. Step 6: Final answer
    x = 16,641.82

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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.