Home / 15,396.42-23,131.62-9,860.52

Finding the Fourth Proportional to 15,396.42, 23,131.62 and 9,860.52

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Solution

The fourth proportional to 15,396.42, 23,131.62 and 9,860.52 is: 14,814.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,396.42 : 23,131.62 = 9,860.52 : x
  2. Step 2: Convert to fraction form
    15,396.42/23,131.62 = 9,860.52/x
  3. Step 3: Cross multiply
    15,396.42x = 23,131.62 × 9,860.52
  4. Step 4: Simplify right side
    15,396.42x = 228,089,801.64
  5. Step 5: Solve for x
    x = 228,089,801.64/15,396.42
  6. Step 6: Final answer
    x = 14,814.47

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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.