Home / 19,914.53-29,864.90-8,828.97

Finding the Fourth Proportional to 19,914.53, 29,864.90 and 8,828.97

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Solution

The fourth proportional to 19,914.53, 29,864.90 and 8,828.97 is: 13,240.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,914.53 : 29,864.90 = 8,828.97 : x
  2. Step 2: Convert to fraction form
    19,914.53/29,864.90 = 8,828.97/x
  3. Step 3: Cross multiply
    19,914.53x = 29,864.90 × 8,828.97
  4. Step 4: Simplify right side
    19,914.53x = 263,676,216.23
  5. Step 5: Solve for x
    x = 263,676,216.23/19,914.53
  6. Step 6: Final answer
    x = 13,240.40

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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.