Home / 14,984.41-20,679.75-8,270.68

Finding the Fourth Proportional to 14,984.41, 20,679.75 and 8,270.68

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Solution

The fourth proportional to 14,984.41, 20,679.75 and 8,270.68 is: 11,414.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,984.41 : 20,679.75 = 8,270.68 : x
  2. Step 2: Convert to fraction form
    14,984.41/20,679.75 = 8,270.68/x
  3. Step 3: Cross multiply
    14,984.41x = 20,679.75 × 8,270.68
  4. Step 4: Simplify right side
    14,984.41x = 171,035,594.73
  5. Step 5: Solve for x
    x = 171,035,594.73/14,984.41
  6. Step 6: Final answer
    x = 11,414.24

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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.