Home / 40,644.52-56,089.37-22,739.51

Finding the Fourth Proportional to 40,644.52, 56,089.37 and 22,739.51

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Solution

The fourth proportional to 40,644.52, 56,089.37 and 22,739.51 is: 31,380.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,644.52 : 56,089.37 = 22,739.51 : x
  2. Step 2: Convert to fraction form
    40,644.52/56,089.37 = 22,739.51/x
  3. Step 3: Cross multiply
    40,644.52x = 56,089.37 × 22,739.51
  4. Step 4: Simplify right side
    40,644.52x = 1,275,444,987.08
  5. Step 5: Solve for x
    x = 1,275,444,987.08/40,644.52
  6. Step 6: Final answer
    x = 31,380.49

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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.