Home / 38,105.01-57,159.27-18,400.14

Finding the Fourth Proportional to 38,105.01, 57,159.27 and 18,400.14

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Solution

The fourth proportional to 38,105.01, 57,159.27 and 18,400.14 is: 27,601.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,105.01 : 57,159.27 = 18,400.14 : x
  2. Step 2: Convert to fraction form
    38,105.01/57,159.27 = 18,400.14/x
  3. Step 3: Cross multiply
    38,105.01x = 57,159.27 × 18,400.14
  4. Step 4: Simplify right side
    38,105.01x = 1,051,738,570.30
  5. Step 5: Solve for x
    x = 1,051,738,570.30/38,105.01
  6. Step 6: Final answer
    x = 27,601.06

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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.