Home / 18,736.26-25,857.81-10,352.76

Finding the Fourth Proportional to 18,736.26, 25,857.81 and 10,352.76

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Solution

The fourth proportional to 18,736.26, 25,857.81 and 10,352.76 is: 14,287.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,736.26 : 25,857.81 = 10,352.76 : x
  2. Step 2: Convert to fraction form
    18,736.26/25,857.81 = 10,352.76/x
  3. Step 3: Cross multiply
    18,736.26x = 25,857.81 × 10,352.76
  4. Step 4: Simplify right side
    18,736.26x = 267,699,701.06
  5. Step 5: Solve for x
    x = 267,699,701.06/18,736.26
  6. Step 6: Final answer
    x = 14,287.79

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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.