Home / 41,246.72-61,874.40-20,464.64

Finding the Fourth Proportional to 41,246.72, 61,874.40 and 20,464.64

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Solution

The fourth proportional to 41,246.72, 61,874.40 and 20,464.64 is: 30,699.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,246.72 : 61,874.40 = 20,464.64 : x
  2. Step 2: Convert to fraction form
    41,246.72/61,874.40 = 20,464.64/x
  3. Step 3: Cross multiply
    41,246.72x = 61,874.40 × 20,464.64
  4. Step 4: Simplify right side
    41,246.72x = 1,266,237,321.22
  5. Step 5: Solve for x
    x = 1,266,237,321.22/41,246.72
  6. Step 6: Final answer
    x = 30,699.10

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1.5x scale

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.