Home / 19,576.12-29,368.50-5,725.24

Finding the Fourth Proportional to 19,576.12, 29,368.50 and 5,725.24

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Solution

The fourth proportional to 19,576.12, 29,368.50 and 5,725.24 is: 8,589.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,576.12 : 29,368.50 = 5,725.24 : x
  2. Step 2: Convert to fraction form
    19,576.12/29,368.50 = 5,725.24/x
  3. Step 3: Cross multiply
    19,576.12x = 29,368.50 × 5,725.24
  4. Step 4: Simplify right side
    19,576.12x = 168,141,710.94
  5. Step 5: Solve for x
    x = 168,141,710.94/19,576.12
  6. Step 6: Final answer
    x = 8,589.12

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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.