Home / 22,898.42-31,599.99-12,826.98

Finding the Fourth Proportional to 22,898.42, 31,599.99 and 12,826.98

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Solution

The fourth proportional to 22,898.42, 31,599.99 and 12,826.98 is: 17,701.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,898.42 : 31,599.99 = 12,826.98 : x
  2. Step 2: Convert to fraction form
    22,898.42/31,599.99 = 12,826.98/x
  3. Step 3: Cross multiply
    22,898.42x = 31,599.99 × 12,826.98
  4. Step 4: Simplify right side
    22,898.42x = 405,332,439.73
  5. Step 5: Solve for x
    x = 405,332,439.73/22,898.42
  6. Step 6: Final answer
    x = 17,701.33

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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.