Home / 31,306.33-46,944.63-18,162.73

Finding the Fourth Proportional to 31,306.33, 46,944.63 and 18,162.73

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Solution

The fourth proportional to 31,306.33, 46,944.63 and 18,162.73 is: 27,235.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,306.33 : 46,944.63 = 18,162.73 : x
  2. Step 2: Convert to fraction form
    31,306.33/46,944.63 = 18,162.73/x
  3. Step 3: Cross multiply
    31,306.33x = 46,944.63 × 18,162.73
  4. Step 4: Simplify right side
    31,306.33x = 852,642,639.64
  5. Step 5: Solve for x
    x = 852,642,639.64/31,306.33
  6. Step 6: Final answer
    x = 27,235.47

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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.