Home / 26,887.47-40,331.20-11,101.43

Finding the Fourth Proportional to 26,887.47, 40,331.20 and 11,101.43

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Solution

The fourth proportional to 26,887.47, 40,331.20 and 11,101.43 is: 16,652.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,887.47 : 40,331.20 = 11,101.43 : x
  2. Step 2: Convert to fraction form
    26,887.47/40,331.20 = 11,101.43/x
  3. Step 3: Cross multiply
    26,887.47x = 40,331.20 × 11,101.43
  4. Step 4: Simplify right side
    26,887.47x = 447,733,764.21
  5. Step 5: Solve for x
    x = 447,733,764.21/26,887.47
  6. Step 6: Final answer
    x = 16,652.13

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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.