Home / 44,640.05-66,959.46-13,475.30

Finding the Fourth Proportional to 44,640.05, 66,959.46 and 13,475.30

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Solution

The fourth proportional to 44,640.05, 66,959.46 and 13,475.30 is: 20,212.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,640.05 : 66,959.46 = 13,475.30 : x
  2. Step 2: Convert to fraction form
    44,640.05/66,959.46 = 13,475.30/x
  3. Step 3: Cross multiply
    44,640.05x = 66,959.46 × 13,475.30
  4. Step 4: Simplify right side
    44,640.05x = 902,298,476.54
  5. Step 5: Solve for x
    x = 902,298,476.54/44,640.05
  6. Step 6: Final answer
    x = 20,212.76

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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.