Home / 15,076.80-22,623.84-11,119.68

Finding the Fourth Proportional to 15,076.80, 22,623.84 and 11,119.68

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Solution

The fourth proportional to 15,076.80, 22,623.84 and 11,119.68 is: 16,685.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,076.80 : 22,623.84 = 11,119.68 : x
  2. Step 2: Convert to fraction form
    15,076.80/22,623.84 = 11,119.68/x
  3. Step 3: Cross multiply
    15,076.80x = 22,623.84 × 11,119.68
  4. Step 4: Simplify right side
    15,076.80x = 251,569,861.17
  5. Step 5: Solve for x
    x = 251,569,861.17/15,076.80
  6. Step 6: Final answer
    x = 16,685.89

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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.