Home / 14,617.08-21,919.95-5,254.56

Finding the Fourth Proportional to 14,617.08, 21,919.95 and 5,254.56

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Solution

The fourth proportional to 14,617.08, 21,919.95 and 5,254.56 is: 7,879.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,617.08 : 21,919.95 = 5,254.56 : x
  2. Step 2: Convert to fraction form
    14,617.08/21,919.95 = 5,254.56/x
  3. Step 3: Cross multiply
    14,617.08x = 21,919.95 × 5,254.56
  4. Step 4: Simplify right side
    14,617.08x = 115,179,692.47
  5. Step 5: Solve for x
    x = 115,179,692.47/14,617.08
  6. Step 6: Final answer
    x = 7,879.80

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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.