Home / 44,105.32-66,133.07-14,515.21

Finding the Fourth Proportional to 44,105.32, 66,133.07 and 14,515.21

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Solution

The fourth proportional to 44,105.32, 66,133.07 and 14,515.21 is: 21,764.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,105.32 : 66,133.07 = 14,515.21 : x
  2. Step 2: Convert to fraction form
    44,105.32/66,133.07 = 14,515.21/x
  3. Step 3: Cross multiply
    44,105.32x = 66,133.07 × 14,515.21
  4. Step 4: Simplify right side
    44,105.32x = 959,935,398.99
  5. Step 5: Solve for x
    x = 959,935,398.99/44,105.32
  6. Step 6: Final answer
    x = 21,764.62

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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.