Home / 28,746.11-43,035.71-17,619.14

Finding the Fourth Proportional to 28,746.11, 43,035.71 and 17,619.14

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Solution

The fourth proportional to 28,746.11, 43,035.71 and 17,619.14 is: 26,377.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,746.11 : 43,035.71 = 17,619.14 : x
  2. Step 2: Convert to fraction form
    28,746.11/43,035.71 = 17,619.14/x
  3. Step 3: Cross multiply
    28,746.11x = 43,035.71 × 17,619.14
  4. Step 4: Simplify right side
    28,746.11x = 758,251,896.22
  5. Step 5: Solve for x
    x = 758,251,896.22/28,746.11
  6. Step 6: Final answer
    x = 26,377.55

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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.