Home / 36,398.74-54,570.32-11,424.34

Finding the Fourth Proportional to 36,398.74, 54,570.32 and 11,424.34

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Solution

The fourth proportional to 36,398.74, 54,570.32 and 11,424.34 is: 17,127.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,398.74 : 54,570.32 = 11,424.34 : x
  2. Step 2: Convert to fraction form
    36,398.74/54,570.32 = 11,424.34/x
  3. Step 3: Cross multiply
    36,398.74x = 54,570.32 × 11,424.34
  4. Step 4: Simplify right side
    36,398.74x = 623,430,005.99
  5. Step 5: Solve for x
    x = 623,430,005.99/36,398.74
  6. Step 6: Final answer
    x = 17,127.79

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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.