Home / 22,853.30-31,542.66-13,898.92

Finding the Fourth Proportional to 22,853.30, 31,542.66 and 13,898.92

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Solution

The fourth proportional to 22,853.30, 31,542.66 and 13,898.92 is: 19,183.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,853.30 : 31,542.66 = 13,898.92 : x
  2. Step 2: Convert to fraction form
    22,853.30/31,542.66 = 13,898.92/x
  3. Step 3: Cross multiply
    22,853.30x = 31,542.66 × 13,898.92
  4. Step 4: Simplify right side
    22,853.30x = 438,408,838.43
  5. Step 5: Solve for x
    x = 438,408,838.43/22,853.30
  6. Step 6: Final answer
    x = 19,183.62

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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.