Home / 52,522.10-78,771.16-15,081.88

Finding the Fourth Proportional to 52,522.10, 78,771.16 and 15,081.88

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Solution

The fourth proportional to 52,522.10, 78,771.16 and 15,081.88 is: 22,619.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,522.10 : 78,771.16 = 15,081.88 : x
  2. Step 2: Convert to fraction form
    52,522.10/78,771.16 = 15,081.88/x
  3. Step 3: Cross multiply
    52,522.10x = 78,771.16 × 15,081.88
  4. Step 4: Simplify right side
    52,522.10x = 1,188,017,109.78
  5. Step 5: Solve for x
    x = 1,188,017,109.78/52,522.10
  6. Step 6: Final answer
    x = 22,619.37

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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.