Home / 26,006.54-39,013.84-8,472.28

Finding the Fourth Proportional to 26,006.54, 39,013.84 and 8,472.28

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Solution

The fourth proportional to 26,006.54, 39,013.84 and 8,472.28 is: 12,709.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,006.54 : 39,013.84 = 8,472.28 : x
  2. Step 2: Convert to fraction form
    26,006.54/39,013.84 = 8,472.28/x
  3. Step 3: Cross multiply
    26,006.54x = 39,013.84 × 8,472.28
  4. Step 4: Simplify right side
    26,006.54x = 330,536,176.36
  5. Step 5: Solve for x
    x = 330,536,176.36/26,006.54
  6. Step 6: Final answer
    x = 12,709.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.