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Finding the Fourth Proportional to 15,179.08, 22,773.06 and 5,319.16

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Solution

The fourth proportional to 15,179.08, 22,773.06 and 5,319.16 is: 7,980.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,179.08 : 22,773.06 = 5,319.16 : x
  2. Step 2: Convert to fraction form
    15,179.08/22,773.06 = 5,319.16/x
  3. Step 3: Cross multiply
    15,179.08x = 22,773.06 × 5,319.16
  4. Step 4: Simplify right side
    15,179.08x = 121,133,549.83
  5. Step 5: Solve for x
    x = 121,133,549.83/15,179.08
  6. Step 6: Final answer
    x = 7,980.30

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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.