Home / 15,971.43-23,961.76-6,609.72

Finding the Fourth Proportional to 15,971.43, 23,961.76 and 6,609.72

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Solution

The fourth proportional to 15,971.43, 23,961.76 and 6,609.72 is: 9,916.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,971.43 : 23,961.76 = 6,609.72 : x
  2. Step 2: Convert to fraction form
    15,971.43/23,961.76 = 6,609.72/x
  3. Step 3: Cross multiply
    15,971.43x = 23,961.76 × 6,609.72
  4. Step 4: Simplify right side
    15,971.43x = 158,380,404.50
  5. Step 5: Solve for x
    x = 158,380,404.50/15,971.43
  6. Step 6: Final answer
    x = 9,916.49

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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.