Home / 26,000.06-38,982.47-10,195.20

Finding the Fourth Proportional to 26,000.06, 38,982.47 and 10,195.20

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Solution

The fourth proportional to 26,000.06, 38,982.47 and 10,195.20 is: 15,285.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,000.06 : 38,982.47 = 10,195.20 : x
  2. Step 2: Convert to fraction form
    26,000.06/38,982.47 = 10,195.20/x
  3. Step 3: Cross multiply
    26,000.06x = 38,982.47 × 10,195.20
  4. Step 4: Simplify right side
    26,000.06x = 397,434,027.17
  5. Step 5: Solve for x
    x = 397,434,027.17/26,000.06
  6. Step 6: Final answer
    x = 15,285.89

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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.