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Finding the Fourth Proportional to 44,216.40, 66,227.40 and 38,384.40

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Solution

The fourth proportional to 44,216.40, 66,227.40 and 38,384.40 is: 57,492.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,216.40 : 66,227.40 = 38,384.40 : x
  2. Step 2: Convert to fraction form
    44,216.40/66,227.40 = 38,384.40/x
  3. Step 3: Cross multiply
    44,216.40x = 66,227.40 × 38,384.40
  4. Step 4: Simplify right side
    44,216.40x = 2,542,099,012.56
  5. Step 5: Solve for x
    x = 2,542,099,012.56/44,216.40
  6. Step 6: Final answer
    x = 57,492.22

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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.