Home / 38,016.93-57,032.99-11,720.69

Finding the Fourth Proportional to 38,016.93, 57,032.99 and 11,720.69

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Solution

The fourth proportional to 38,016.93, 57,032.99 and 11,720.69 is: 17,583.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,016.93 : 57,032.99 = 11,720.69 : x
  2. Step 2: Convert to fraction form
    38,016.93/57,032.99 = 11,720.69/x
  3. Step 3: Cross multiply
    38,016.93x = 57,032.99 × 11,720.69
  4. Step 4: Simplify right side
    38,016.93x = 668,465,995.56
  5. Step 5: Solve for x
    x = 668,465,995.56/38,016.93
  6. Step 6: Final answer
    x = 17,583.38

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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.