Home / 15,481.65-23,215.15-5,998.40

Finding the Fourth Proportional to 15,481.65, 23,215.15 and 5,998.40

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Solution

The fourth proportional to 15,481.65, 23,215.15 and 5,998.40 is: 8,994.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,481.65 : 23,215.15 = 5,998.40 : x
  2. Step 2: Convert to fraction form
    15,481.65/23,215.15 = 5,998.40/x
  3. Step 3: Cross multiply
    15,481.65x = 23,215.15 × 5,998.40
  4. Step 4: Simplify right side
    15,481.65x = 139,253,847.95
  5. Step 5: Solve for x
    x = 139,253,847.95/15,481.65
  6. Step 6: Final answer
    x = 8,994.77

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Double scale
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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.