Home / 44,448.46-66,665.43-20,758.45

Finding the Fourth Proportional to 44,448.46, 66,665.43 and 20,758.45

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Solution

The fourth proportional to 44,448.46, 66,665.43 and 20,758.45 is: 31,134.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,448.46 : 66,665.43 = 20,758.45 : x
  2. Step 2: Convert to fraction form
    44,448.46/66,665.43 = 20,758.45/x
  3. Step 3: Cross multiply
    44,448.46x = 66,665.43 × 20,758.45
  4. Step 4: Simplify right side
    44,448.46x = 1,383,870,995.38
  5. Step 5: Solve for x
    x = 1,383,870,995.38/44,448.46
  6. Step 6: Final answer
    x = 31,134.28

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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.