Home / 44,077.71-66,116.57-12,912.96

Finding the Fourth Proportional to 44,077.71, 66,116.57 and 12,912.96

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Solution

The fourth proportional to 44,077.71, 66,116.57 and 12,912.96 is: 19,369.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,077.71 : 66,116.57 = 12,912.96 : x
  2. Step 2: Convert to fraction form
    44,077.71/66,116.57 = 12,912.96/x
  3. Step 3: Cross multiply
    44,077.71x = 66,116.57 × 12,912.96
  4. Step 4: Simplify right side
    44,077.71x = 853,760,559.18
  5. Step 5: Solve for x
    x = 853,760,559.18/44,077.71
  6. Step 6: Final answer
    x = 19,369.44

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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.