Home / 14,062.82-19,367.30-13,756.64

Finding the Fourth Proportional to 14,062.82, 19,367.30 and 13,756.64

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Solution

The fourth proportional to 14,062.82, 19,367.30 and 13,756.64 is: 18,945.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,062.82 : 19,367.30 = 13,756.64 : x
  2. Step 2: Convert to fraction form
    14,062.82/19,367.30 = 13,756.64/x
  3. Step 3: Cross multiply
    14,062.82x = 19,367.30 × 13,756.64
  4. Step 4: Simplify right side
    14,062.82x = 266,428,911.43
  5. Step 5: Solve for x
    x = 266,428,911.43/14,062.82
  6. Step 6: Final answer
    x = 18,945.63

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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.