Home / 51,053.44-76,539.36-25,739.32

Finding the Fourth Proportional to 51,053.44, 76,539.36 and 25,739.32

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Solution

The fourth proportional to 51,053.44, 76,539.36 and 25,739.32 is: 38,588.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,053.44 : 76,539.36 = 25,739.32 : x
  2. Step 2: Convert to fraction form
    51,053.44/76,539.36 = 25,739.32/x
  3. Step 3: Cross multiply
    51,053.44x = 76,539.36 × 25,739.32
  4. Step 4: Simplify right side
    51,053.44x = 1,970,071,079.64
  5. Step 5: Solve for x
    x = 1,970,071,079.64/51,053.44
  6. Step 6: Final answer
    x = 38,588.41

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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.