Home / 12,752.24-19,118.94-6,828.91

Finding the Fourth Proportional to 12,752.24, 19,118.94 and 6,828.91

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Solution

The fourth proportional to 12,752.24, 19,118.94 and 6,828.91 is: 10,238.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,752.24 : 19,118.94 = 6,828.91 : x
  2. Step 2: Convert to fraction form
    12,752.24/19,118.94 = 6,828.91/x
  3. Step 3: Cross multiply
    12,752.24x = 19,118.94 × 6,828.91
  4. Step 4: Simplify right side
    12,752.24x = 130,561,447.15
  5. Step 5: Solve for x
    x = 130,561,447.15/12,752.24
  6. Step 6: Final answer
    x = 10,238.32

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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.