Home / 26,142.94-39,229.78-10,349.49

Finding the Fourth Proportional to 26,142.94, 39,229.78 and 10,349.49

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Solution

The fourth proportional to 26,142.94, 39,229.78 and 10,349.49 is: 15,530.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,142.94 : 39,229.78 = 10,349.49 : x
  2. Step 2: Convert to fraction form
    26,142.94/39,229.78 = 10,349.49/x
  3. Step 3: Cross multiply
    26,142.94x = 39,229.78 × 10,349.49
  4. Step 4: Simplify right side
    26,142.94x = 406,008,215.81
  5. Step 5: Solve for x
    x = 406,008,215.81/26,142.94
  6. Step 6: Final answer
    x = 15,530.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.