Home / 31,771.95-43,716.56-26,085.75

Finding the Fourth Proportional to 31,771.95, 43,716.56 and 26,085.75

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Solution

The fourth proportional to 31,771.95, 43,716.56 and 26,085.75 is: 35,892.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,771.95 : 43,716.56 = 26,085.75 : x
  2. Step 2: Convert to fraction form
    31,771.95/43,716.56 = 26,085.75/x
  3. Step 3: Cross multiply
    31,771.95x = 43,716.56 × 26,085.75
  4. Step 4: Simplify right side
    31,771.95x = 1,140,379,124.59
  5. Step 5: Solve for x
    x = 1,140,379,124.59/31,771.95
  6. Step 6: Final answer
    x = 35,892.64

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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.