Home / 43,375.24-65,022.90-15,279.99

Finding the Fourth Proportional to 43,375.24, 65,022.90 and 15,279.99

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Solution

The fourth proportional to 43,375.24, 65,022.90 and 15,279.99 is: 22,905.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,375.24 : 65,022.90 = 15,279.99 : x
  2. Step 2: Convert to fraction form
    43,375.24/65,022.90 = 15,279.99/x
  3. Step 3: Cross multiply
    43,375.24x = 65,022.90 × 15,279.99
  4. Step 4: Simplify right side
    43,375.24x = 993,549,261.77
  5. Step 5: Solve for x
    x = 993,549,261.77/43,375.24
  6. Step 6: Final answer
    x = 22,905.91

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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.