Home / 31,084.75-46,651.70-13,566.88

Finding the Fourth Proportional to 31,084.75, 46,651.70 and 13,566.88

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Solution

The fourth proportional to 31,084.75, 46,651.70 and 13,566.88 is: 20,361.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,084.75 : 46,651.70 = 13,566.88 : x
  2. Step 2: Convert to fraction form
    31,084.75/46,651.70 = 13,566.88/x
  3. Step 3: Cross multiply
    31,084.75x = 46,651.70 × 13,566.88
  4. Step 4: Simplify right side
    31,084.75x = 632,918,015.70
  5. Step 5: Solve for x
    x = 632,918,015.70/31,084.75
  6. Step 6: Final answer
    x = 20,361.05

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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.