Home / 43,590.82-65,388.57-14,006.38

Finding the Fourth Proportional to 43,590.82, 65,388.57 and 14,006.38

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Solution

The fourth proportional to 43,590.82, 65,388.57 and 14,006.38 is: 21,010.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,590.82 : 65,388.57 = 14,006.38 : x
  2. Step 2: Convert to fraction form
    43,590.82/65,388.57 = 14,006.38/x
  3. Step 3: Cross multiply
    43,590.82x = 65,388.57 × 14,006.38
  4. Step 4: Simplify right side
    43,590.82x = 915,857,159.08
  5. Step 5: Solve for x
    x = 915,857,159.08/43,590.82
  6. Step 6: Final answer
    x = 21,010.32

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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.