Home / 22,833.25-31,511.09-13,879.30

Finding the Fourth Proportional to 22,833.25, 31,511.09 and 13,879.30

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Solution

The fourth proportional to 22,833.25, 31,511.09 and 13,879.30 is: 19,154.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,833.25 : 31,511.09 = 13,879.30 : x
  2. Step 2: Convert to fraction form
    22,833.25/31,511.09 = 13,879.30/x
  3. Step 3: Cross multiply
    22,833.25x = 31,511.09 × 13,879.30
  4. Step 4: Simplify right side
    22,833.25x = 437,351,871.44
  5. Step 5: Solve for x
    x = 437,351,871.44/22,833.25
  6. Step 6: Final answer
    x = 19,154.17

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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.