Home / 31,597.68-43,364.11-28,606.96

Finding the Fourth Proportional to 31,597.68, 43,364.11 and 28,606.96

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Solution

The fourth proportional to 31,597.68, 43,364.11 and 28,606.96 is: 39,259.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,597.68 : 43,364.11 = 28,606.96 : x
  2. Step 2: Convert to fraction form
    31,597.68/43,364.11 = 28,606.96/x
  3. Step 3: Cross multiply
    31,597.68x = 43,364.11 × 28,606.96
  4. Step 4: Simplify right side
    31,597.68x = 1,240,515,360.21
  5. Step 5: Solve for x
    x = 1,240,515,360.21/31,597.68
  6. Step 6: Final answer
    x = 39,259.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.