Home / 31,558.26-47,372.01-15,758.85

Finding the Fourth Proportional to 31,558.26, 47,372.01 and 15,758.85

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Solution

The fourth proportional to 31,558.26, 47,372.01 and 15,758.85 is: 23,655.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,558.26 : 47,372.01 = 15,758.85 : x
  2. Step 2: Convert to fraction form
    31,558.26/47,372.01 = 15,758.85/x
  3. Step 3: Cross multiply
    31,558.26x = 47,372.01 × 15,758.85
  4. Step 4: Simplify right side
    31,558.26x = 746,528,651.30
  5. Step 5: Solve for x
    x = 746,528,651.30/31,558.26
  6. Step 6: Final answer
    x = 23,655.57

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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.