Home / 31,107.24-46,661.40-10,330.74

Finding the Fourth Proportional to 31,107.24, 46,661.40 and 10,330.74

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Solution

The fourth proportional to 31,107.24, 46,661.40 and 10,330.74 is: 15,496.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,107.24 : 46,661.40 = 10,330.74 : x
  2. Step 2: Convert to fraction form
    31,107.24/46,661.40 = 10,330.74/x
  3. Step 3: Cross multiply
    31,107.24x = 46,661.40 × 10,330.74
  4. Step 4: Simplify right side
    31,107.24x = 482,046,791.44
  5. Step 5: Solve for x
    x = 482,046,791.44/31,107.24
  6. Step 6: Final answer
    x = 15,496.29

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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.