Home / 22,836.98-31,514.36-12,765.44

Finding the Fourth Proportional to 22,836.98, 31,514.36 and 12,765.44

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Solution

The fourth proportional to 22,836.98, 31,514.36 and 12,765.44 is: 17,615.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,836.98 : 31,514.36 = 12,765.44 : x
  2. Step 2: Convert to fraction form
    22,836.98/31,514.36 = 12,765.44/x
  3. Step 3: Cross multiply
    22,836.98x = 31,514.36 × 12,765.44
  4. Step 4: Simplify right side
    22,836.98x = 402,294,671.72
  5. Step 5: Solve for x
    x = 402,294,671.72/22,836.98
  6. Step 6: Final answer
    x = 17,615.93

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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.