Home / 37,216.20-55,827.90-10,921.20

Finding the Fourth Proportional to 37,216.20, 55,827.90 and 10,921.20

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Solution

The fourth proportional to 37,216.20, 55,827.90 and 10,921.20 is: 16,382.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,216.20 : 55,827.90 = 10,921.20 : x
  2. Step 2: Convert to fraction form
    37,216.20/55,827.90 = 10,921.20/x
  3. Step 3: Cross multiply
    37,216.20x = 55,827.90 × 10,921.20
  4. Step 4: Simplify right side
    37,216.20x = 609,707,661.48
  5. Step 5: Solve for x
    x = 609,707,661.48/37,216.20
  6. Step 6: Final answer
    x = 16,382.86

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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.