Home / 18,181.74-25,090.53-10,223.97

Finding the Fourth Proportional to 18,181.74, 25,090.53 and 10,223.97

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Solution

The fourth proportional to 18,181.74, 25,090.53 and 10,223.97 is: 14,108.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,181.74 : 25,090.53 = 10,223.97 : x
  2. Step 2: Convert to fraction form
    18,181.74/25,090.53 = 10,223.97/x
  3. Step 3: Cross multiply
    18,181.74x = 25,090.53 × 10,223.97
  4. Step 4: Simplify right side
    18,181.74x = 256,524,826.00
  5. Step 5: Solve for x
    x = 256,524,826.00/18,181.74
  6. Step 6: Final answer
    x = 14,108.93

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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.