Home / 28,900.27-43,347.96-11,370.07

Finding the Fourth Proportional to 28,900.27, 43,347.96 and 11,370.07

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Solution

The fourth proportional to 28,900.27, 43,347.96 and 11,370.07 is: 17,054.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,900.27 : 43,347.96 = 11,370.07 : x
  2. Step 2: Convert to fraction form
    28,900.27/43,347.96 = 11,370.07/x
  3. Step 3: Cross multiply
    28,900.27x = 43,347.96 × 11,370.07
  4. Step 4: Simplify right side
    28,900.27x = 492,869,339.56
  5. Step 5: Solve for x
    x = 492,869,339.56/28,900.27
  6. Step 6: Final answer
    x = 17,054.14

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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.