Home / 31,307.33-46,946.13-18,163.73

Finding the Fourth Proportional to 31,307.33, 46,946.13 and 18,163.73

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Solution

The fourth proportional to 31,307.33, 46,946.13 and 18,163.73 is: 27,236.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,307.33 : 46,946.13 = 18,163.73 : x
  2. Step 2: Convert to fraction form
    31,307.33/46,946.13 = 18,163.73/x
  3. Step 3: Cross multiply
    31,307.33x = 46,946.13 × 18,163.73
  4. Step 4: Simplify right side
    31,307.33x = 852,716,829.86
  5. Step 5: Solve for x
    x = 852,716,829.86/31,307.33
  6. Step 6: Final answer
    x = 27,236.97

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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.