Home / 43,131.26-59,516.96-31,806.85

Finding the Fourth Proportional to 43,131.26, 59,516.96 and 31,806.85

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Solution

The fourth proportional to 43,131.26, 59,516.96 and 31,806.85 is: 43,890.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,131.26 : 59,516.96 = 31,806.85 : x
  2. Step 2: Convert to fraction form
    43,131.26/59,516.96 = 31,806.85/x
  3. Step 3: Cross multiply
    43,131.26x = 59,516.96 × 31,806.85
  4. Step 4: Simplify right side
    43,131.26x = 1,893,047,303.43
  5. Step 5: Solve for x
    x = 1,893,047,303.43/43,131.26
  6. Step 6: Final answer
    x = 43,890.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.