Home / 13,634.49-18,824.90-10,049.88

Finding the Fourth Proportional to 13,634.49, 18,824.90 and 10,049.88

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Solution

The fourth proportional to 13,634.49, 18,824.90 and 10,049.88 is: 13,875.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,634.49 : 18,824.90 = 10,049.88 : x
  2. Step 2: Convert to fraction form
    13,634.49/18,824.90 = 10,049.88/x
  3. Step 3: Cross multiply
    13,634.49x = 18,824.90 × 10,049.88
  4. Step 4: Simplify right side
    13,634.49x = 189,187,986.01
  5. Step 5: Solve for x
    x = 189,187,986.01/13,634.49
  6. Step 6: Final answer
    x = 13,875.69

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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.