Home / 16,271.73-22,438.82-12,248.19

Finding the Fourth Proportional to 16,271.73, 22,438.82 and 12,248.19

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Solution

The fourth proportional to 16,271.73, 22,438.82 and 12,248.19 is: 16,890.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,271.73 : 22,438.82 = 12,248.19 : x
  2. Step 2: Convert to fraction form
    16,271.73/22,438.82 = 12,248.19/x
  3. Step 3: Cross multiply
    16,271.73x = 22,438.82 × 12,248.19
  4. Step 4: Simplify right side
    16,271.73x = 274,834,869.49
  5. Step 5: Solve for x
    x = 274,834,869.49/16,271.73
  6. Step 6: Final answer
    x = 16,890.33

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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.