Home / 31,575.26-43,538.52-25,814.76

Finding the Fourth Proportional to 31,575.26, 43,538.52 and 25,814.76

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Solution

The fourth proportional to 31,575.26, 43,538.52 and 25,814.76 is: 35,595.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,575.26 : 43,538.52 = 25,814.76 : x
  2. Step 2: Convert to fraction form
    31,575.26/43,538.52 = 25,814.76/x
  3. Step 3: Cross multiply
    31,575.26x = 43,538.52 × 25,814.76
  4. Step 4: Simplify right side
    31,575.26x = 1,123,936,378.09
  5. Step 5: Solve for x
    x = 1,123,936,378.09/31,575.26
  6. Step 6: Final answer
    x = 35,595.47

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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.