Home / 15,913.44-23,895.48-13,134

Finding the Fourth Proportional to 15,913.44, 23,895.48 and 13,134

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Solution

The fourth proportional to 15,913.44, 23,895.48 and 13,134 is: 19,721.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,913.44 : 23,895.48 = 13,134 : x
  2. Step 2: Convert to fraction form
    15,913.44/23,895.48 = 13,134/x
  3. Step 3: Cross multiply
    15,913.44x = 23,895.48 × 13,134
  4. Step 4: Simplify right side
    15,913.44x = 313,843,234.32
  5. Step 5: Solve for x
    x = 313,843,234.32/15,913.44
  6. Step 6: Final answer
    x = 19,721.90

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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.