Home / 15,860.12-23,785.92-4,764.33

Finding the Fourth Proportional to 15,860.12, 23,785.92 and 4,764.33

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Solution

The fourth proportional to 15,860.12, 23,785.92 and 4,764.33 is: 7,145.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,860.12 : 23,785.92 = 4,764.33 : x
  2. Step 2: Convert to fraction form
    15,860.12/23,785.92 = 4,764.33/x
  3. Step 3: Cross multiply
    15,860.12x = 23,785.92 × 4,764.33
  4. Step 4: Simplify right side
    15,860.12x = 113,323,972.23
  5. Step 5: Solve for x
    x = 113,323,972.23/15,860.12
  6. Step 6: Final answer
    x = 7,145.22

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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.