Home / 44,003.72-66,011.12-21,515.15

Finding the Fourth Proportional to 44,003.72, 66,011.12 and 21,515.15

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Solution

The fourth proportional to 44,003.72, 66,011.12 and 21,515.15 is: 32,275.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,003.72 : 66,011.12 = 21,515.15 : x
  2. Step 2: Convert to fraction form
    44,003.72/66,011.12 = 21,515.15/x
  3. Step 3: Cross multiply
    44,003.72x = 66,011.12 × 21,515.15
  4. Step 4: Simplify right side
    44,003.72x = 1,420,239,286.60
  5. Step 5: Solve for x
    x = 1,420,239,286.60/44,003.72
  6. Step 6: Final answer
    x = 32,275.44

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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.