Home / 19,863.32-29,749.61-9,482.36

Finding the Fourth Proportional to 19,863.32, 29,749.61 and 9,482.36

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Solution

The fourth proportional to 19,863.32, 29,749.61 and 9,482.36 is: 14,201.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,863.32 : 29,749.61 = 9,482.36 : x
  2. Step 2: Convert to fraction form
    19,863.32/29,749.61 = 9,482.36/x
  3. Step 3: Cross multiply
    19,863.32x = 29,749.61 × 9,482.36
  4. Step 4: Simplify right side
    19,863.32x = 282,096,511.88
  5. Step 5: Solve for x
    x = 282,096,511.88/19,863.32
  6. Step 6: Final answer
    x = 14,201.88

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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.