Home / 31,535.56-43,519.02-17,388.44

Finding the Fourth Proportional to 31,535.56, 43,519.02 and 17,388.44

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Solution

The fourth proportional to 31,535.56, 43,519.02 and 17,388.44 is: 23,996.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,535.56 : 43,519.02 = 17,388.44 : x
  2. Step 2: Convert to fraction form
    31,535.56/43,519.02 = 17,388.44/x
  3. Step 3: Cross multiply
    31,535.56x = 43,519.02 × 17,388.44
  4. Step 4: Simplify right side
    31,535.56x = 756,727,650.53
  5. Step 5: Solve for x
    x = 756,727,650.53/31,535.56
  6. Step 6: Final answer
    x = 23,996.01

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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.