Home / 35,558.30-53,319.54-11,857.44

Finding the Fourth Proportional to 35,558.30, 53,319.54 and 11,857.44

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Solution

The fourth proportional to 35,558.30, 53,319.54 and 11,857.44 is: 17,780.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,558.30 : 53,319.54 = 11,857.44 : x
  2. Step 2: Convert to fraction form
    35,558.30/53,319.54 = 11,857.44/x
  3. Step 3: Cross multiply
    35,558.30x = 53,319.54 × 11,857.44
  4. Step 4: Simplify right side
    35,558.30x = 632,233,246.38
  5. Step 5: Solve for x
    x = 632,233,246.38/35,558.30
  6. Step 6: Final answer
    x = 17,780.19

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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.