Home / 18,161.99-25,062.38-10,610.45

Finding the Fourth Proportional to 18,161.99, 25,062.38 and 10,610.45

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Solution

The fourth proportional to 18,161.99, 25,062.38 and 10,610.45 is: 14,641.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,161.99 : 25,062.38 = 10,610.45 : x
  2. Step 2: Convert to fraction form
    18,161.99/25,062.38 = 10,610.45/x
  3. Step 3: Cross multiply
    18,161.99x = 25,062.38 × 10,610.45
  4. Step 4: Simplify right side
    18,161.99x = 265,923,129.87
  5. Step 5: Solve for x
    x = 265,923,129.87/18,161.99
  6. Step 6: Final answer
    x = 14,641.74

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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.