Home / 35,976.64-53,980.53-19,317.22

Finding the Fourth Proportional to 35,976.64, 53,980.53 and 19,317.22

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Solution

The fourth proportional to 35,976.64, 53,980.53 and 19,317.22 is: 28,984.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,976.64 : 53,980.53 = 19,317.22 : x
  2. Step 2: Convert to fraction form
    35,976.64/53,980.53 = 19,317.22/x
  3. Step 3: Cross multiply
    35,976.64x = 53,980.53 × 19,317.22
  4. Step 4: Simplify right side
    35,976.64x = 1,042,753,773.73
  5. Step 5: Solve for x
    x = 1,042,753,773.73/35,976.64
  6. Step 6: Final answer
    x = 28,984.19

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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.