Home / 31,084.71-46,634.35-12,365.81

Finding the Fourth Proportional to 31,084.71, 46,634.35 and 12,365.81

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Solution

The fourth proportional to 31,084.71, 46,634.35 and 12,365.81 is: 18,551.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,084.71 : 46,634.35 = 12,365.81 : x
  2. Step 2: Convert to fraction form
    31,084.71/46,634.35 = 12,365.81/x
  3. Step 3: Cross multiply
    31,084.71x = 46,634.35 × 12,365.81
  4. Step 4: Simplify right side
    31,084.71x = 576,671,511.57
  5. Step 5: Solve for x
    x = 576,671,511.57/31,084.71
  6. Step 6: Final answer
    x = 18,551.61

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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.