Home / 18,598.42-25,661.76-11,047.24

Finding the Fourth Proportional to 18,598.42, 25,661.76 and 11,047.24

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Solution

The fourth proportional to 18,598.42, 25,661.76 and 11,047.24 is: 15,242.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,598.42 : 25,661.76 = 11,047.24 : x
  2. Step 2: Convert to fraction form
    18,598.42/25,661.76 = 11,047.24/x
  3. Step 3: Cross multiply
    18,598.42x = 25,661.76 × 11,047.24
  4. Step 4: Simplify right side
    18,598.42x = 283,491,621.54
  5. Step 5: Solve for x
    x = 283,491,621.54/18,598.42
  6. Step 6: Final answer
    x = 15,242.78

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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.