Home / 19,537.42-29,310.45-5,687.50

Finding the Fourth Proportional to 19,537.42, 29,310.45 and 5,687.50

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Solution

The fourth proportional to 19,537.42, 29,310.45 and 5,687.50 is: 8,532.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,537.42 : 29,310.45 = 5,687.50 : x
  2. Step 2: Convert to fraction form
    19,537.42/29,310.45 = 5,687.50/x
  3. Step 3: Cross multiply
    19,537.42x = 29,310.45 × 5,687.50
  4. Step 4: Simplify right side
    19,537.42x = 166,703,184.38
  5. Step 5: Solve for x
    x = 166,703,184.38/19,537.42
  6. Step 6: Final answer
    x = 8,532.51

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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.