Home / 19,953.21-29,934.22-5,914.36

Finding the Fourth Proportional to 19,953.21, 29,934.22 and 5,914.36

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Solution

The fourth proportional to 19,953.21, 29,934.22 and 5,914.36 is: 8,872.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,953.21 : 29,934.22 = 5,914.36 : x
  2. Step 2: Convert to fraction form
    19,953.21/29,934.22 = 5,914.36/x
  3. Step 3: Cross multiply
    19,953.21x = 29,934.22 × 5,914.36
  4. Step 4: Simplify right side
    19,953.21x = 177,041,753.40
  5. Step 5: Solve for x
    x = 177,041,753.40/19,953.21
  6. Step 6: Final answer
    x = 8,872.85

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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.