Home / 19,947.32-29,917.32-7,466.04

Finding the Fourth Proportional to 19,947.32, 29,917.32 and 7,466.04

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Solution

The fourth proportional to 19,947.32, 29,917.32 and 7,466.04 is: 11,197.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,947.32 : 29,917.32 = 7,466.04 : x
  2. Step 2: Convert to fraction form
    19,947.32/29,917.32 = 7,466.04/x
  3. Step 3: Cross multiply
    19,947.32x = 29,917.32 × 7,466.04
  4. Step 4: Simplify right side
    19,947.32x = 223,363,907.81
  5. Step 5: Solve for x
    x = 223,363,907.81/19,947.32
  6. Step 6: Final answer
    x = 11,197.69

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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.