Home / 11,553.68-15,910.50-10,040.54

Finding the Fourth Proportional to 11,553.68, 15,910.50 and 10,040.54

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Solution

The fourth proportional to 11,553.68, 15,910.50 and 10,040.54 is: 13,826.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,553.68 : 15,910.50 = 10,040.54 : x
  2. Step 2: Convert to fraction form
    11,553.68/15,910.50 = 10,040.54/x
  3. Step 3: Cross multiply
    11,553.68x = 15,910.50 × 10,040.54
  4. Step 4: Simplify right side
    11,553.68x = 159,750,011.67
  5. Step 5: Solve for x
    x = 159,750,011.67/11,553.68
  6. Step 6: Final answer
    x = 13,826.76

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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.