Home / 36,398.98-54,606.30-21,590.56

Finding the Fourth Proportional to 36,398.98, 54,606.30 and 21,590.56

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Solution

The fourth proportional to 36,398.98, 54,606.30 and 21,590.56 is: 32,390.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,398.98 : 54,606.30 = 21,590.56 : x
  2. Step 2: Convert to fraction form
    36,398.98/54,606.30 = 21,590.56/x
  3. Step 3: Cross multiply
    36,398.98x = 54,606.30 × 21,590.56
  4. Step 4: Simplify right side
    36,398.98x = 1,178,980,596.53
  5. Step 5: Solve for x
    x = 1,178,980,596.53/36,398.98
  6. Step 6: Final answer
    x = 32,390.48

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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.