Home / 18,728.02-25,844.68-10,230.26

Finding the Fourth Proportional to 18,728.02, 25,844.68 and 10,230.26

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Solution

The fourth proportional to 18,728.02, 25,844.68 and 10,230.26 is: 14,117.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,728.02 : 25,844.68 = 10,230.26 : x
  2. Step 2: Convert to fraction form
    18,728.02/25,844.68 = 10,230.26/x
  3. Step 3: Cross multiply
    18,728.02x = 25,844.68 × 10,230.26
  4. Step 4: Simplify right side
    18,728.02x = 264,397,796.02
  5. Step 5: Solve for x
    x = 264,397,796.02/18,728.02
  6. Step 6: Final answer
    x = 14,117.77

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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.