Home / 37,811.10-56,697.51-21,166.66

Finding the Fourth Proportional to 37,811.10, 56,697.51 and 21,166.66

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Solution

The fourth proportional to 37,811.10, 56,697.51 and 21,166.66 is: 31,739.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,811.10 : 56,697.51 = 21,166.66 : x
  2. Step 2: Convert to fraction form
    37,811.10/56,697.51 = 21,166.66/x
  3. Step 3: Cross multiply
    37,811.10x = 56,697.51 × 21,166.66
  4. Step 4: Simplify right side
    37,811.10x = 1,200,097,067.26
  5. Step 5: Solve for x
    x = 1,200,097,067.26/37,811.10
  6. Step 6: Final answer
    x = 31,739.28

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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.