Home / 11,146.24-16,745.50-10,515.76

Finding the Fourth Proportional to 11,146.24, 16,745.50 and 10,515.76

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Solution

The fourth proportional to 11,146.24, 16,745.50 and 10,515.76 is: 15,798.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,146.24 : 16,745.50 = 10,515.76 : x
  2. Step 2: Convert to fraction form
    11,146.24/16,745.50 = 10,515.76/x
  3. Step 3: Cross multiply
    11,146.24x = 16,745.50 × 10,515.76
  4. Step 4: Simplify right side
    11,146.24x = 176,091,630.36
  5. Step 5: Solve for x
    x = 176,091,630.36/11,146.24
  6. Step 6: Final answer
    x = 15,798.30

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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.