Home / 13,232.16-19,848.78-3,371.76

Finding the Fourth Proportional to 13,232.16, 19,848.78 and 3,371.76

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Solution

The fourth proportional to 13,232.16, 19,848.78 and 3,371.76 is: 5,057.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,232.16 : 19,848.78 = 3,371.76 : x
  2. Step 2: Convert to fraction form
    13,232.16/19,848.78 = 3,371.76/x
  3. Step 3: Cross multiply
    13,232.16x = 19,848.78 × 3,371.76
  4. Step 4: Simplify right side
    13,232.16x = 66,925,322.45
  5. Step 5: Solve for x
    x = 66,925,322.45/13,232.16
  6. Step 6: Final answer
    x = 5,057.78

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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.