Home / 19,939.36-29,902.04-5,895.64

Finding the Fourth Proportional to 19,939.36, 29,902.04 and 5,895.64

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Solution

The fourth proportional to 19,939.36, 29,902.04 and 5,895.64 is: 8,841.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,939.36 : 29,902.04 = 5,895.64 : x
  2. Step 2: Convert to fraction form
    19,939.36/29,902.04 = 5,895.64/x
  3. Step 3: Cross multiply
    19,939.36x = 29,902.04 × 5,895.64
  4. Step 4: Simplify right side
    19,939.36x = 176,291,663.11
  5. Step 5: Solve for x
    x = 176,291,663.11/19,939.36
  6. Step 6: Final answer
    x = 8,841.39

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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.