Home / 31,733.44-43,785.84-19,158.88

Finding the Fourth Proportional to 31,733.44, 43,785.84 and 19,158.88

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Solution

The fourth proportional to 31,733.44, 43,785.84 and 19,158.88 is: 26,435.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,733.44 : 43,785.84 = 19,158.88 : x
  2. Step 2: Convert to fraction form
    31,733.44/43,785.84 = 19,158.88/x
  3. Step 3: Cross multiply
    31,733.44x = 43,785.84 × 19,158.88
  4. Step 4: Simplify right side
    31,733.44x = 838,887,654.26
  5. Step 5: Solve for x
    x = 838,887,654.26/31,733.44
  6. Step 6: Final answer
    x = 26,435.45

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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.