Home / 22,863.96-31,514.52-15,307.62

Finding the Fourth Proportional to 22,863.96, 31,514.52 and 15,307.62

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Solution

The fourth proportional to 22,863.96, 31,514.52 and 15,307.62 is: 21,099.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,863.96 : 31,514.52 = 15,307.62 : x
  2. Step 2: Convert to fraction form
    22,863.96/31,514.52 = 15,307.62/x
  3. Step 3: Cross multiply
    22,863.96x = 31,514.52 × 15,307.62
  4. Step 4: Simplify right side
    22,863.96x = 482,412,296.64
  5. Step 5: Solve for x
    x = 482,412,296.64/22,863.96
  6. Step 6: Final answer
    x = 21,099.25

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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.