Home / 26,348.36-36,348.55-15,163.88

Finding the Fourth Proportional to 26,348.36, 36,348.55 and 15,163.88

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Solution

The fourth proportional to 26,348.36, 36,348.55 and 15,163.88 is: 20,919.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,348.36 : 36,348.55 = 15,163.88 : x
  2. Step 2: Convert to fraction form
    26,348.36/36,348.55 = 15,163.88/x
  3. Step 3: Cross multiply
    26,348.36x = 36,348.55 × 15,163.88
  4. Step 4: Simplify right side
    26,348.36x = 551,184,830.72
  5. Step 5: Solve for x
    x = 551,184,830.72/26,348.36
  6. Step 6: Final answer
    x = 20,919.14

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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.