Home / 15,860.16-23,796.72-9,619.92

Finding the Fourth Proportional to 15,860.16, 23,796.72 and 9,619.92

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Solution

The fourth proportional to 15,860.16, 23,796.72 and 9,619.92 is: 14,433.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,860.16 : 23,796.72 = 9,619.92 : x
  2. Step 2: Convert to fraction form
    15,860.16/23,796.72 = 9,619.92/x
  3. Step 3: Cross multiply
    15,860.16x = 23,796.72 × 9,619.92
  4. Step 4: Simplify right side
    15,860.16x = 228,922,542.66
  5. Step 5: Solve for x
    x = 228,922,542.66/15,860.16
  6. Step 6: Final answer
    x = 14,433.81

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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.