Home / 15,939.54-23,909.31-5,544

Finding the Fourth Proportional to 15,939.54, 23,909.31 and 5,544

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Solution

The fourth proportional to 15,939.54, 23,909.31 and 5,544 is: 8,316

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,939.54 : 23,909.31 = 5,544 : x
  2. Step 2: Convert to fraction form
    15,939.54/23,909.31 = 5,544/x
  3. Step 3: Cross multiply
    15,939.54x = 23,909.31 × 5,544
  4. Step 4: Simplify right side
    15,939.54x = 132,553,214.64
  5. Step 5: Solve for x
    x = 132,553,214.64/15,939.54
  6. Step 6: Final answer
    x = 8,316

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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.