Home / 18,176.47-25,082.87-10,219.44

Finding the Fourth Proportional to 18,176.47, 25,082.87 and 10,219.44

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Solution

The fourth proportional to 18,176.47, 25,082.87 and 10,219.44 is: 14,102.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,176.47 : 25,082.87 = 10,219.44 : x
  2. Step 2: Convert to fraction form
    18,176.47/25,082.87 = 10,219.44/x
  3. Step 3: Cross multiply
    18,176.47x = 25,082.87 × 10,219.44
  4. Step 4: Simplify right side
    18,176.47x = 256,332,884.99
  5. Step 5: Solve for x
    x = 256,332,884.99/18,176.47
  6. Step 6: Final answer
    x = 14,102.46

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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.