Home / 31,175.23-46,767.07-10,108.40

Finding the Fourth Proportional to 31,175.23, 46,767.07 and 10,108.40

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Solution

The fourth proportional to 31,175.23, 46,767.07 and 10,108.40 is: 15,163.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,175.23 : 46,767.07 = 10,108.40 : x
  2. Step 2: Convert to fraction form
    31,175.23/46,767.07 = 10,108.40/x
  3. Step 3: Cross multiply
    31,175.23x = 46,767.07 × 10,108.40
  4. Step 4: Simplify right side
    31,175.23x = 472,740,016.55
  5. Step 5: Solve for x
    x = 472,740,016.55/31,175.23
  6. Step 6: Final answer
    x = 15,163.96

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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.