Home / 23,161.64-31,937.64-15,080.37

Finding the Fourth Proportional to 23,161.64, 31,937.64 and 15,080.37

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Solution

The fourth proportional to 23,161.64, 31,937.64 and 15,080.37 is: 20,794.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,161.64 : 31,937.64 = 15,080.37 : x
  2. Step 2: Convert to fraction form
    23,161.64/31,937.64 = 15,080.37/x
  3. Step 3: Cross multiply
    23,161.64x = 31,937.64 × 15,080.37
  4. Step 4: Simplify right side
    23,161.64x = 481,631,428.13
  5. Step 5: Solve for x
    x = 481,631,428.13/23,161.64
  6. Step 6: Final answer
    x = 20,794.36

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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.