Home / 35,388.09-53,027.06-13,195.51

Finding the Fourth Proportional to 35,388.09, 53,027.06 and 13,195.51

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Solution

The fourth proportional to 35,388.09, 53,027.06 and 13,195.51 is: 19,772.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,388.09 : 53,027.06 = 13,195.51 : x
  2. Step 2: Convert to fraction form
    35,388.09/53,027.06 = 13,195.51/x
  3. Step 3: Cross multiply
    35,388.09x = 53,027.06 × 13,195.51
  4. Step 4: Simplify right side
    35,388.09x = 699,718,901.96
  5. Step 5: Solve for x
    x = 699,718,901.96/35,388.09
  6. Step 6: Final answer
    x = 19,772.72

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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.