Home / 19,566.45-29,384.33-18,003.15

Finding the Fourth Proportional to 19,566.45, 29,384.33 and 18,003.15

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Solution

The fourth proportional to 19,566.45, 29,384.33 and 18,003.15 is: 27,036.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,566.45 : 29,384.33 = 18,003.15 : x
  2. Step 2: Convert to fraction form
    19,566.45/29,384.33 = 18,003.15/x
  3. Step 3: Cross multiply
    19,566.45x = 29,384.33 × 18,003.15
  4. Step 4: Simplify right side
    19,566.45x = 529,010,410.62
  5. Step 5: Solve for x
    x = 529,010,410.62/19,566.45
  6. Step 6: Final answer
    x = 27,036.61

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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.