Home / 35,467.20-53,150.72-19,679.22

Finding the Fourth Proportional to 35,467.20, 53,150.72 and 19,679.22

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Solution

The fourth proportional to 35,467.20, 53,150.72 and 19,679.22 is: 29,491.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,467.20 : 53,150.72 = 19,679.22 : x
  2. Step 2: Convert to fraction form
    35,467.20/53,150.72 = 19,679.22/x
  3. Step 3: Cross multiply
    35,467.20x = 53,150.72 × 19,679.22
  4. Step 4: Simplify right side
    35,467.20x = 1,045,964,613.64
  5. Step 5: Solve for x
    x = 1,045,964,613.64/35,467.20
  6. Step 6: Final answer
    x = 29,491.04

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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.