Home / 23,295.74-32,138.78-15,226.79

Finding the Fourth Proportional to 23,295.74, 32,138.78 and 15,226.79

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Solution

The fourth proportional to 23,295.74, 32,138.78 and 15,226.79 is: 21,006.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,295.74 : 32,138.78 = 15,226.79 : x
  2. Step 2: Convert to fraction form
    23,295.74/32,138.78 = 15,226.79/x
  3. Step 3: Cross multiply
    23,295.74x = 32,138.78 × 15,226.79
  4. Step 4: Simplify right side
    23,295.74x = 489,370,217.09
  5. Step 5: Solve for x
    x = 489,370,217.09/23,295.74
  6. Step 6: Final answer
    x = 21,006.86

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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.