Home / 31,542.48-43,528.64-17,396.24

Finding the Fourth Proportional to 31,542.48, 43,528.64 and 17,396.24

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Solution

The fourth proportional to 31,542.48, 43,528.64 and 17,396.24 is: 24,006.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,542.48 : 43,528.64 = 17,396.24 : x
  2. Step 2: Convert to fraction form
    31,542.48/43,528.64 = 17,396.24/x
  3. Step 3: Cross multiply
    31,542.48x = 43,528.64 × 17,396.24
  4. Step 4: Simplify right side
    31,542.48x = 757,234,363.69
  5. Step 5: Solve for x
    x = 757,234,363.69/31,542.48
  6. Step 6: Final answer
    x = 24,006.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.