Home / 13,052.31-19,586.70-5,555.85

Finding the Fourth Proportional to 13,052.31, 19,586.70 and 5,555.85

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Solution

The fourth proportional to 13,052.31, 19,586.70 and 5,555.85 is: 8,337.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,052.31 : 19,586.70 = 5,555.85 : x
  2. Step 2: Convert to fraction form
    13,052.31/19,586.70 = 5,555.85/x
  3. Step 3: Cross multiply
    13,052.31x = 19,586.70 × 5,555.85
  4. Step 4: Simplify right side
    13,052.31x = 108,820,844.38
  5. Step 5: Solve for x
    x = 108,820,844.38/13,052.31
  6. Step 6: Final answer
    x = 8,337.29

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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.