Home / 43,583.69-65,379.18-15,519.02

Finding the Fourth Proportional to 43,583.69, 65,379.18 and 15,519.02

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Solution

The fourth proportional to 43,583.69, 65,379.18 and 15,519.02 is: 23,279.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,583.69 : 65,379.18 = 15,519.02 : x
  2. Step 2: Convert to fraction form
    43,583.69/65,379.18 = 15,519.02/x
  3. Step 3: Cross multiply
    43,583.69x = 65,379.18 × 15,519.02
  4. Step 4: Simplify right side
    43,583.69x = 1,014,620,533.30
  5. Step 5: Solve for x
    x = 1,014,620,533.30/43,583.69
  6. Step 6: Final answer
    x = 23,279.82

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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.