Home / 19,596.16-29,388.03-6,445.47

Finding the Fourth Proportional to 19,596.16, 29,388.03 and 6,445.47

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Solution

The fourth proportional to 19,596.16, 29,388.03 and 6,445.47 is: 9,666.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,596.16 : 29,388.03 = 6,445.47 : x
  2. Step 2: Convert to fraction form
    19,596.16/29,388.03 = 6,445.47/x
  3. Step 3: Cross multiply
    19,596.16x = 29,388.03 × 6,445.47
  4. Step 4: Simplify right side
    19,596.16x = 189,419,665.72
  5. Step 5: Solve for x
    x = 189,419,665.72/19,596.16
  6. Step 6: Final answer
    x = 9,666.16

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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.