Home / 14,350.67-19,680.37-13,751.98

Finding the Fourth Proportional to 14,350.67, 19,680.37 and 13,751.98

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Solution

The fourth proportional to 14,350.67, 19,680.37 and 13,751.98 is: 18,859.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,350.67 : 19,680.37 = 13,751.98 : x
  2. Step 2: Convert to fraction form
    14,350.67/19,680.37 = 13,751.98/x
  3. Step 3: Cross multiply
    14,350.67x = 19,680.37 × 13,751.98
  4. Step 4: Simplify right side
    14,350.67x = 270,643,971.05
  5. Step 5: Solve for x
    x = 270,643,971.05/14,350.67
  6. Step 6: Final answer
    x = 18,859.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.