Home / 28,870.44-43,298.01-11,340.42

Finding the Fourth Proportional to 28,870.44, 43,298.01 and 11,340.42

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Solution

The fourth proportional to 28,870.44, 43,298.01 and 11,340.42 is: 17,007.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,870.44 : 43,298.01 = 11,340.42 : x
  2. Step 2: Convert to fraction form
    28,870.44/43,298.01 = 11,340.42/x
  3. Step 3: Cross multiply
    28,870.44x = 43,298.01 × 11,340.42
  4. Step 4: Simplify right side
    28,870.44x = 491,017,618.56
  5. Step 5: Solve for x
    x = 491,017,618.56/28,870.44
  6. Step 6: Final answer
    x = 17,007.63

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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.