Home / 35,851.56-53,662.32-19,169.88

Finding the Fourth Proportional to 35,851.56, 53,662.32 and 19,169.88

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Solution

The fourth proportional to 35,851.56, 53,662.32 and 19,169.88 is: 28,693.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,851.56 : 53,662.32 = 19,169.88 : x
  2. Step 2: Convert to fraction form
    35,851.56/53,662.32 = 19,169.88/x
  3. Step 3: Cross multiply
    35,851.56x = 53,662.32 × 19,169.88
  4. Step 4: Simplify right side
    35,851.56x = 1,028,700,234.92
  5. Step 5: Solve for x
    x = 1,028,700,234.92/35,851.56
  6. Step 6: Final answer
    x = 28,693.32

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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.