Home / 22,898.43-31,600.53-12,826.85

Finding the Fourth Proportional to 22,898.43, 31,600.53 and 12,826.85

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Solution

The fourth proportional to 22,898.43, 31,600.53 and 12,826.85 is: 17,701.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,898.43 : 31,600.53 = 12,826.85 : x
  2. Step 2: Convert to fraction form
    22,898.43/31,600.53 = 12,826.85/x
  3. Step 3: Cross multiply
    22,898.43x = 31,600.53 × 12,826.85
  4. Step 4: Simplify right side
    22,898.43x = 405,335,100.23
  5. Step 5: Solve for x
    x = 405,335,100.23/22,898.43
  6. Step 6: Final answer
    x = 17,701.44

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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.