Home / 31,396.14-43,284.78-26,900.64

Finding the Fourth Proportional to 31,396.14, 43,284.78 and 26,900.64

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Solution

The fourth proportional to 31,396.14, 43,284.78 and 26,900.64 is: 37,086.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,396.14 : 43,284.78 = 26,900.64 : x
  2. Step 2: Convert to fraction form
    31,396.14/43,284.78 = 26,900.64/x
  3. Step 3: Cross multiply
    31,396.14x = 43,284.78 × 26,900.64
  4. Step 4: Simplify right side
    31,396.14x = 1,164,388,284.26
  5. Step 5: Solve for x
    x = 1,164,388,284.26/31,396.14
  6. Step 6: Final answer
    x = 37,086.99

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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.