Home / 15,228.40-22,839.80-6,906.41

Finding the Fourth Proportional to 15,228.40, 22,839.80 and 6,906.41

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Solution

The fourth proportional to 15,228.40, 22,839.80 and 6,906.41 is: 10,358.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,228.40 : 22,839.80 = 6,906.41 : x
  2. Step 2: Convert to fraction form
    15,228.40/22,839.80 = 6,906.41/x
  3. Step 3: Cross multiply
    15,228.40x = 22,839.80 × 6,906.41
  4. Step 4: Simplify right side
    15,228.40x = 157,741,097.48
  5. Step 5: Solve for x
    x = 157,741,097.48/15,228.40
  6. Step 6: Final answer
    x = 10,358.35

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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.