Home / 44,515.27-66,771.34-20,814.17

Finding the Fourth Proportional to 44,515.27, 66,771.34 and 20,814.17

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Solution

The fourth proportional to 44,515.27, 66,771.34 and 20,814.17 is: 31,220.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,515.27 : 66,771.34 = 20,814.17 : x
  2. Step 2: Convert to fraction form
    44,515.27/66,771.34 = 20,814.17/x
  3. Step 3: Cross multiply
    44,515.27x = 66,771.34 × 20,814.17
  4. Step 4: Simplify right side
    44,515.27x = 1,389,789,636.00
  5. Step 5: Solve for x
    x = 1,389,789,636.00/44,515.27
  6. Step 6: Final answer
    x = 31,220.51

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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.