Home / 15,179.57-22,771.47-4,086.62

Finding the Fourth Proportional to 15,179.57, 22,771.47 and 4,086.62

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Solution

The fourth proportional to 15,179.57, 22,771.47 and 4,086.62 is: 6,130.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,179.57 : 22,771.47 = 4,086.62 : x
  2. Step 2: Convert to fraction form
    15,179.57/22,771.47 = 4,086.62/x
  3. Step 3: Cross multiply
    15,179.57x = 22,771.47 × 4,086.62
  4. Step 4: Simplify right side
    15,179.57x = 93,058,230.87
  5. Step 5: Solve for x
    x = 93,058,230.87/15,179.57
  6. Step 6: Final answer
    x = 6,130.49

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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.