Home / 14,097.80-21,146.70-13,233.80

Finding the Fourth Proportional to 14,097.80, 21,146.70 and 13,233.80

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Solution

The fourth proportional to 14,097.80, 21,146.70 and 13,233.80 is: 19,850.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,097.80 : 21,146.70 = 13,233.80 : x
  2. Step 2: Convert to fraction form
    14,097.80/21,146.70 = 13,233.80/x
  3. Step 3: Cross multiply
    14,097.80x = 21,146.70 × 13,233.80
  4. Step 4: Simplify right side
    14,097.80x = 279,851,198.46
  5. Step 5: Solve for x
    x = 279,851,198.46/14,097.80
  6. Step 6: Final answer
    x = 19,850.70

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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.