Home / 31,083.71-46,632.85-12,364.81

Finding the Fourth Proportional to 31,083.71, 46,632.85 and 12,364.81

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Solution

The fourth proportional to 31,083.71, 46,632.85 and 12,364.81 is: 18,550.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,083.71 : 46,632.85 = 12,364.81 : x
  2. Step 2: Convert to fraction form
    31,083.71/46,632.85 = 12,364.81/x
  3. Step 3: Cross multiply
    31,083.71x = 46,632.85 × 12,364.81
  4. Step 4: Simplify right side
    31,083.71x = 576,606,205.70
  5. Step 5: Solve for x
    x = 576,606,205.70/31,083.71
  6. Step 6: Final answer
    x = 18,550.11

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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.