Home / 17,511.10-24,165.31-11,223.47

Finding the Fourth Proportional to 17,511.10, 24,165.31 and 11,223.47

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Solution

The fourth proportional to 17,511.10, 24,165.31 and 11,223.47 is: 15,488.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,511.10 : 24,165.31 = 11,223.47 : x
  2. Step 2: Convert to fraction form
    17,511.10/24,165.31 = 11,223.47/x
  3. Step 3: Cross multiply
    17,511.10x = 24,165.31 × 11,223.47
  4. Step 4: Simplify right side
    17,511.10x = 271,218,664.18
  5. Step 5: Solve for x
    x = 271,218,664.18/17,511.10
  6. Step 6: Final answer
    x = 15,488.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.