Home / 26,822.45-40,223.94-12,023.75

Finding the Fourth Proportional to 26,822.45, 40,223.94 and 12,023.75

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Solution

The fourth proportional to 26,822.45, 40,223.94 and 12,023.75 is: 18,031.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,822.45 : 40,223.94 = 12,023.75 : x
  2. Step 2: Convert to fraction form
    26,822.45/40,223.94 = 12,023.75/x
  3. Step 3: Cross multiply
    26,822.45x = 40,223.94 × 12,023.75
  4. Step 4: Simplify right side
    26,822.45x = 483,642,397.46
  5. Step 5: Solve for x
    x = 483,642,397.46/26,822.45
  6. Step 6: Final answer
    x = 18,031.26

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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.