Home / 31,084.35-46,633.80-12,365.45

Finding the Fourth Proportional to 31,084.35, 46,633.80 and 12,365.45

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Solution

The fourth proportional to 31,084.35, 46,633.80 and 12,365.45 is: 18,551.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,084.35 : 46,633.80 = 12,365.45 : x
  2. Step 2: Convert to fraction form
    31,084.35/46,633.80 = 12,365.45/x
  3. Step 3: Cross multiply
    31,084.35x = 46,633.80 × 12,365.45
  4. Step 4: Simplify right side
    31,084.35x = 576,647,910.29
  5. Step 5: Solve for x
    x = 576,647,910.29/31,084.35
  6. Step 6: Final answer
    x = 18,551.07

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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.