Home / 19,932.90-29,878.84-8,844.81

Finding the Fourth Proportional to 19,932.90, 29,878.84 and 8,844.81

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Solution

The fourth proportional to 19,932.90, 29,878.84 and 8,844.81 is: 13,258.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,932.90 : 29,878.84 = 8,844.81 : x
  2. Step 2: Convert to fraction form
    19,932.90/29,878.84 = 8,844.81/x
  3. Step 3: Cross multiply
    19,932.90x = 29,878.84 × 8,844.81
  4. Step 4: Simplify right side
    19,932.90x = 264,272,662.82
  5. Step 5: Solve for x
    x = 264,272,662.82/19,932.90
  6. Step 6: Final answer
    x = 13,258.11

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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.