Home / 14,213.49-19,610.82-13,652.97

Finding the Fourth Proportional to 14,213.49, 19,610.82 and 13,652.97

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Solution

The fourth proportional to 14,213.49, 19,610.82 and 13,652.97 is: 18,837.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,213.49 : 19,610.82 = 13,652.97 : x
  2. Step 2: Convert to fraction form
    14,213.49/19,610.82 = 13,652.97/x
  3. Step 3: Cross multiply
    14,213.49x = 19,610.82 × 13,652.97
  4. Step 4: Simplify right side
    14,213.49x = 267,745,937.14
  5. Step 5: Solve for x
    x = 267,745,937.14/14,213.49
  6. Step 6: Final answer
    x = 18,837.45

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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.