Home / 22,917.71-34,385.29-11,817.31

Finding the Fourth Proportional to 22,917.71, 34,385.29 and 11,817.31

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Solution

The fourth proportional to 22,917.71, 34,385.29 and 11,817.31 is: 17,730.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,917.71 : 34,385.29 = 11,817.31 : x
  2. Step 2: Convert to fraction form
    22,917.71/34,385.29 = 11,817.31/x
  3. Step 3: Cross multiply
    22,917.71x = 34,385.29 × 11,817.31
  4. Step 4: Simplify right side
    22,917.71x = 406,341,631.37
  5. Step 5: Solve for x
    x = 406,341,631.37/22,917.71
  6. Step 6: Final answer
    x = 17,730.46

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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.