Home / 17,511.38-26,267.17-14,420.82

Finding the Fourth Proportional to 17,511.38, 26,267.17 and 14,420.82

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Solution

The fourth proportional to 17,511.38, 26,267.17 and 14,420.82 is: 21,631.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,511.38 : 26,267.17 = 14,420.82 : x
  2. Step 2: Convert to fraction form
    17,511.38/26,267.17 = 14,420.82/x
  3. Step 3: Cross multiply
    17,511.38x = 26,267.17 × 14,420.82
  4. Step 4: Simplify right side
    17,511.38x = 378,794,130.48
  5. Step 5: Solve for x
    x = 378,794,130.48/17,511.38
  6. Step 6: Final answer
    x = 21,631.31

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1.5x scale

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.