Home / 15,982.05-23,973.28-6,121.92

Finding the Fourth Proportional to 15,982.05, 23,973.28 and 6,121.92

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Solution

The fourth proportional to 15,982.05, 23,973.28 and 6,121.92 is: 9,182.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,982.05 : 23,973.28 = 6,121.92 : x
  2. Step 2: Convert to fraction form
    15,982.05/23,973.28 = 6,121.92/x
  3. Step 3: Cross multiply
    15,982.05x = 23,973.28 × 6,121.92
  4. Step 4: Simplify right side
    15,982.05x = 146,762,502.30
  5. Step 5: Solve for x
    x = 146,762,502.30/15,982.05
  6. Step 6: Final answer
    x = 9,182.96

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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.