Home / 15,998.72-24,010.32-7,239.78

Finding the Fourth Proportional to 15,998.72, 24,010.32 and 7,239.78

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Solution

The fourth proportional to 15,998.72, 24,010.32 and 7,239.78 is: 10,865.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,998.72 : 24,010.32 = 7,239.78 : x
  2. Step 2: Convert to fraction form
    15,998.72/24,010.32 = 7,239.78/x
  3. Step 3: Cross multiply
    15,998.72x = 24,010.32 × 7,239.78
  4. Step 4: Simplify right side
    15,998.72x = 173,829,461.68
  5. Step 5: Solve for x
    x = 173,829,461.68/15,998.72
  6. Step 6: Final answer
    x = 10,865.21

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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.