Home / 22,542.36-31,108.24-12,606.36

Finding the Fourth Proportional to 22,542.36, 31,108.24 and 12,606.36

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Solution

The fourth proportional to 22,542.36, 31,108.24 and 12,606.36 is: 17,396.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,542.36 : 31,108.24 = 12,606.36 : x
  2. Step 2: Convert to fraction form
    22,542.36/31,108.24 = 12,606.36/x
  3. Step 3: Cross multiply
    22,542.36x = 31,108.24 × 12,606.36
  4. Step 4: Simplify right side
    22,542.36x = 392,161,672.41
  5. Step 5: Solve for x
    x = 392,161,672.41/22,542.36
  6. Step 6: Final answer
    x = 17,396.66

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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.