Home / 14,146.97-19,524.03-7,859.75

Finding the Fourth Proportional to 14,146.97, 19,524.03 and 7,859.75

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Solution

The fourth proportional to 14,146.97, 19,524.03 and 7,859.75 is: 10,847.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,146.97 : 19,524.03 = 7,859.75 : x
  2. Step 2: Convert to fraction form
    14,146.97/19,524.03 = 7,859.75/x
  3. Step 3: Cross multiply
    14,146.97x = 19,524.03 × 7,859.75
  4. Step 4: Simplify right side
    14,146.97x = 153,453,994.79
  5. Step 5: Solve for x
    x = 153,453,994.79/14,146.97
  6. Step 6: Final answer
    x = 10,847.13

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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.