Home / 15,472.08-23,208.21-3,785.31

Finding the Fourth Proportional to 15,472.08, 23,208.21 and 3,785.31

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Solution

The fourth proportional to 15,472.08, 23,208.21 and 3,785.31 is: 5,677.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,472.08 : 23,208.21 = 3,785.31 : x
  2. Step 2: Convert to fraction form
    15,472.08/23,208.21 = 3,785.31/x
  3. Step 3: Cross multiply
    15,472.08x = 23,208.21 × 3,785.31
  4. Step 4: Simplify right side
    15,472.08x = 87,850,269.40
  5. Step 5: Solve for x
    x = 87,850,269.40/15,472.08
  6. Step 6: Final answer
    x = 5,677.99

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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.