Home / 25,717.02-35,509.62-19,739.22

Finding the Fourth Proportional to 25,717.02, 35,509.62 and 19,739.22

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Solution

The fourth proportional to 25,717.02, 35,509.62 and 19,739.22 is: 27,255.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,717.02 : 35,509.62 = 19,739.22 : x
  2. Step 2: Convert to fraction form
    25,717.02/35,509.62 = 19,739.22/x
  3. Step 3: Cross multiply
    25,717.02x = 35,509.62 × 19,739.22
  4. Step 4: Simplify right side
    25,717.02x = 700,932,201.30
  5. Step 5: Solve for x
    x = 700,932,201.30/25,717.02
  6. Step 6: Final answer
    x = 27,255.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.