Home / 15,830.38-23,747.18-5,977.94

Finding the Fourth Proportional to 15,830.38, 23,747.18 and 5,977.94

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Solution

The fourth proportional to 15,830.38, 23,747.18 and 5,977.94 is: 8,967.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,830.38 : 23,747.18 = 5,977.94 : x
  2. Step 2: Convert to fraction form
    15,830.38/23,747.18 = 5,977.94/x
  3. Step 3: Cross multiply
    15,830.38x = 23,747.18 × 5,977.94
  4. Step 4: Simplify right side
    15,830.38x = 141,959,217.21
  5. Step 5: Solve for x
    x = 141,959,217.21/15,830.38
  6. Step 6: Final answer
    x = 8,967.52

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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.