Home / 31,759.26-47,640.88-10,697.57

Finding the Fourth Proportional to 31,759.26, 47,640.88 and 10,697.57

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Solution

The fourth proportional to 31,759.26, 47,640.88 and 10,697.57 is: 16,047.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,759.26 : 47,640.88 = 10,697.57 : x
  2. Step 2: Convert to fraction form
    31,759.26/47,640.88 = 10,697.57/x
  3. Step 3: Cross multiply
    31,759.26x = 47,640.88 × 10,697.57
  4. Step 4: Simplify right side
    31,759.26x = 509,641,648.66
  5. Step 5: Solve for x
    x = 509,641,648.66/31,759.26
  6. Step 6: Final answer
    x = 16,047.03

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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.