Home / 26,850.43-40,272.53-7,130.53

Finding the Fourth Proportional to 26,850.43, 40,272.53 and 7,130.53

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Solution

The fourth proportional to 26,850.43, 40,272.53 and 7,130.53 is: 10,694.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,850.43 : 40,272.53 = 7,130.53 : x
  2. Step 2: Convert to fraction form
    26,850.43/40,272.53 = 7,130.53/x
  3. Step 3: Cross multiply
    26,850.43x = 40,272.53 × 7,130.53
  4. Step 4: Simplify right side
    26,850.43x = 287,164,483.34
  5. Step 5: Solve for x
    x = 287,164,483.34/26,850.43
  6. Step 6: Final answer
    x = 10,694.97

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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.