Home / 37,387.20-56,086.41-12,078.26

Finding the Fourth Proportional to 37,387.20, 56,086.41 and 12,078.26

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Solution

The fourth proportional to 37,387.20, 56,086.41 and 12,078.26 is: 18,119.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,387.20 : 56,086.41 = 12,078.26 : x
  2. Step 2: Convert to fraction form
    37,387.20/56,086.41 = 12,078.26/x
  3. Step 3: Cross multiply
    37,387.20x = 56,086.41 × 12,078.26
  4. Step 4: Simplify right side
    37,387.20x = 677,426,289.91
  5. Step 5: Solve for x
    x = 677,426,289.91/37,387.20
  6. Step 6: Final answer
    x = 18,119.20

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1.5x scale

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.