Home / 37,145.40-55,718.10-27,328.20

Finding the Fourth Proportional to 37,145.40, 55,718.10 and 27,328.20

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Solution

The fourth proportional to 37,145.40, 55,718.10 and 27,328.20 is: 40,992.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,145.40 : 55,718.10 = 27,328.20 : x
  2. Step 2: Convert to fraction form
    37,145.40/55,718.10 = 27,328.20/x
  3. Step 3: Cross multiply
    37,145.40x = 55,718.10 × 27,328.20
  4. Step 4: Simplify right side
    37,145.40x = 1,522,675,380.42
  5. Step 5: Solve for x
    x = 1,522,675,380.42/37,145.40
  6. Step 6: Final answer
    x = 40,992.30

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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.