Home / 23,939.21-35,911.28-9,160.56

Finding the Fourth Proportional to 23,939.21, 35,911.28 and 9,160.56

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Solution

The fourth proportional to 23,939.21, 35,911.28 and 9,160.56 is: 13,741.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,939.21 : 35,911.28 = 9,160.56 : x
  2. Step 2: Convert to fraction form
    23,939.21/35,911.28 = 9,160.56/x
  3. Step 3: Cross multiply
    23,939.21x = 35,911.28 × 9,160.56
  4. Step 4: Simplify right side
    23,939.21x = 328,967,458.02
  5. Step 5: Solve for x
    x = 328,967,458.02/23,939.21
  6. Step 6: Final answer
    x = 13,741.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.