Home / 15,984.89-23,960.62-5,451.23

Finding the Fourth Proportional to 15,984.89, 23,960.62 and 5,451.23

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Solution

The fourth proportional to 15,984.89, 23,960.62 and 5,451.23 is: 8,171.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,984.89 : 23,960.62 = 5,451.23 : x
  2. Step 2: Convert to fraction form
    15,984.89/23,960.62 = 5,451.23/x
  3. Step 3: Cross multiply
    15,984.89x = 23,960.62 × 5,451.23
  4. Step 4: Simplify right side
    15,984.89x = 130,614,717.13
  5. Step 5: Solve for x
    x = 130,614,717.13/15,984.89
  6. Step 6: Final answer
    x = 8,171.14

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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.