Home / 13,114.32-19,661.24-8,944

Finding the Fourth Proportional to 13,114.32, 19,661.24 and 8,944

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Solution

The fourth proportional to 13,114.32, 19,661.24 and 8,944 is: 13,409.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,114.32 : 19,661.24 = 8,944 : x
  2. Step 2: Convert to fraction form
    13,114.32/19,661.24 = 8,944/x
  3. Step 3: Cross multiply
    13,114.32x = 19,661.24 × 8,944
  4. Step 4: Simplify right side
    13,114.32x = 175,850,130.56
  5. Step 5: Solve for x
    x = 175,850,130.56/13,114.32
  6. Step 6: Final answer
    x = 13,409.02

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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.