Home / 18,224.28-25,153.60-11,933

Finding the Fourth Proportional to 18,224.28, 25,153.60 and 11,933

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Solution

The fourth proportional to 18,224.28, 25,153.60 and 11,933 is: 16,470.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,224.28 : 25,153.60 = 11,933 : x
  2. Step 2: Convert to fraction form
    18,224.28/25,153.60 = 11,933/x
  3. Step 3: Cross multiply
    18,224.28x = 25,153.60 × 11,933
  4. Step 4: Simplify right side
    18,224.28x = 300,157,908.80
  5. Step 5: Solve for x
    x = 300,157,908.80/18,224.28
  6. Step 6: Final answer
    x = 16,470.22

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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.