Home / 13,357.91-20,041.52-5,040.33

Finding the Fourth Proportional to 13,357.91, 20,041.52 and 5,040.33

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Solution

The fourth proportional to 13,357.91, 20,041.52 and 5,040.33 is: 7,562.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,357.91 : 20,041.52 = 5,040.33 : x
  2. Step 2: Convert to fraction form
    13,357.91/20,041.52 = 5,040.33/x
  3. Step 3: Cross multiply
    13,357.91x = 20,041.52 × 5,040.33
  4. Step 4: Simplify right side
    13,357.91x = 101,015,774.14
  5. Step 5: Solve for x
    x = 101,015,774.14/13,357.91
  6. Step 6: Final answer
    x = 7,562.24

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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.