Home / 12,767.88-19,151.84-4,003.48

Finding the Fourth Proportional to 12,767.88, 19,151.84 and 4,003.48

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Solution

The fourth proportional to 12,767.88, 19,151.84 and 4,003.48 is: 6,005.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,767.88 : 19,151.84 = 4,003.48 : x
  2. Step 2: Convert to fraction form
    12,767.88/19,151.84 = 4,003.48/x
  3. Step 3: Cross multiply
    12,767.88x = 19,151.84 × 4,003.48
  4. Step 4: Simplify right side
    12,767.88x = 76,674,008.40
  5. Step 5: Solve for x
    x = 76,674,008.40/12,767.88
  6. Step 6: Final answer
    x = 6,005.23

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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.