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Finding the Fourth Proportional to 22,853.52, 31,537.44 and 12,917.52

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Solution

The fourth proportional to 22,853.52, 31,537.44 and 12,917.52 is: 17,825.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,853.52 : 31,537.44 = 12,917.52 : x
  2. Step 2: Convert to fraction form
    22,853.52/31,537.44 = 12,917.52/x
  3. Step 3: Cross multiply
    22,853.52x = 31,537.44 × 12,917.52
  4. Step 4: Simplify right side
    22,853.52x = 407,385,511.95
  5. Step 5: Solve for x
    x = 407,385,511.95/22,853.52
  6. Step 6: Final answer
    x = 17,825.94

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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.