Home / 37,425.80-56,149.86-11,131.40

Finding the Fourth Proportional to 37,425.80, 56,149.86 and 11,131.40

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Solution

The fourth proportional to 37,425.80, 56,149.86 and 11,131.40 is: 16,700.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,425.80 : 56,149.86 = 11,131.40 : x
  2. Step 2: Convert to fraction form
    37,425.80/56,149.86 = 11,131.40/x
  3. Step 3: Cross multiply
    37,425.80x = 56,149.86 × 11,131.40
  4. Step 4: Simplify right side
    37,425.80x = 625,026,551.60
  5. Step 5: Solve for x
    x = 625,026,551.60/37,425.80
  6. Step 6: Final answer
    x = 16,700.42

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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.