Home / 12,961.24-19,425.48-11,206.24

Finding the Fourth Proportional to 12,961.24, 19,425.48 and 11,206.24

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Solution

The fourth proportional to 12,961.24, 19,425.48 and 11,206.24 is: 16,795.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,961.24 : 19,425.48 = 11,206.24 : x
  2. Step 2: Convert to fraction form
    12,961.24/19,425.48 = 11,206.24/x
  3. Step 3: Cross multiply
    12,961.24x = 19,425.48 × 11,206.24
  4. Step 4: Simplify right side
    12,961.24x = 217,686,591.00
  5. Step 5: Solve for x
    x = 217,686,591.00/12,961.24
  6. Step 6: Final answer
    x = 16,795.20

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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.