Home / 15,207.82-22,795.56-8,970.75

Finding the Fourth Proportional to 15,207.82, 22,795.56 and 8,970.75

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Solution

The fourth proportional to 15,207.82, 22,795.56 and 8,970.75 is: 13,446.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,207.82 : 22,795.56 = 8,970.75 : x
  2. Step 2: Convert to fraction form
    15,207.82/22,795.56 = 8,970.75/x
  3. Step 3: Cross multiply
    15,207.82x = 22,795.56 × 8,970.75
  4. Step 4: Simplify right side
    15,207.82x = 204,493,269.87
  5. Step 5: Solve for x
    x = 204,493,269.87/15,207.82
  6. Step 6: Final answer
    x = 13,446.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.