Home / 38,065.45-57,099.43-13,105.24

Finding the Fourth Proportional to 38,065.45, 57,099.43 and 13,105.24

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Solution

The fourth proportional to 38,065.45, 57,099.43 and 13,105.24 is: 19,658.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,065.45 : 57,099.43 = 13,105.24 : x
  2. Step 2: Convert to fraction form
    38,065.45/57,099.43 = 13,105.24/x
  3. Step 3: Cross multiply
    38,065.45x = 57,099.43 × 13,105.24
  4. Step 4: Simplify right side
    38,065.45x = 748,301,734.01
  5. Step 5: Solve for x
    x = 748,301,734.01/38,065.45
  6. Step 6: Final answer
    x = 19,658.29

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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.