Home / 13,124.14-19,672.28-6,451.23

Finding the Fourth Proportional to 13,124.14, 19,672.28 and 6,451.23

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Solution

The fourth proportional to 13,124.14, 19,672.28 and 6,451.23 is: 9,669.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,124.14 : 19,672.28 = 6,451.23 : x
  2. Step 2: Convert to fraction form
    13,124.14/19,672.28 = 6,451.23/x
  3. Step 3: Cross multiply
    13,124.14x = 19,672.28 × 6,451.23
  4. Step 4: Simplify right side
    13,124.14x = 126,910,304.54
  5. Step 5: Solve for x
    x = 126,910,304.54/13,124.14
  6. Step 6: Final answer
    x = 9,669.99

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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.