Home / 22,945.20-34,369.20-15,917.64

Finding the Fourth Proportional to 22,945.20, 34,369.20 and 15,917.64

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Solution

The fourth proportional to 22,945.20, 34,369.20 and 15,917.64 is: 23,842.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,945.20 : 34,369.20 = 15,917.64 : x
  2. Step 2: Convert to fraction form
    22,945.20/34,369.20 = 15,917.64/x
  3. Step 3: Cross multiply
    22,945.20x = 34,369.20 × 15,917.64
  4. Step 4: Simplify right side
    22,945.20x = 547,076,552.69
  5. Step 5: Solve for x
    x = 547,076,552.69/22,945.20
  6. Step 6: Final answer
    x = 23,842.75

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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.