Home / 19,286.94-26,615.25-10,903.62

Finding the Fourth Proportional to 19,286.94, 26,615.25 and 10,903.62

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Solution

The fourth proportional to 19,286.94, 26,615.25 and 10,903.62 is: 15,046.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,286.94 : 26,615.25 = 10,903.62 : x
  2. Step 2: Convert to fraction form
    19,286.94/26,615.25 = 10,903.62/x
  3. Step 3: Cross multiply
    19,286.94x = 26,615.25 × 10,903.62
  4. Step 4: Simplify right side
    19,286.94x = 290,202,572.21
  5. Step 5: Solve for x
    x = 290,202,572.21/19,286.94
  6. Step 6: Final answer
    x = 15,046.58

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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.