Home / 31,231.75-46,772.55-17,864.22

Finding the Fourth Proportional to 31,231.75, 46,772.55 and 17,864.22

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Solution

The fourth proportional to 31,231.75, 46,772.55 and 17,864.22 is: 26,753.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,231.75 : 46,772.55 = 17,864.22 : x
  2. Step 2: Convert to fraction form
    31,231.75/46,772.55 = 17,864.22/x
  3. Step 3: Cross multiply
    31,231.75x = 46,772.55 × 17,864.22
  4. Step 4: Simplify right side
    31,231.75x = 835,554,889.30
  5. Step 5: Solve for x
    x = 835,554,889.30/31,231.75
  6. Step 6: Final answer
    x = 26,753.38

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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.