Home / 49,162.82-67,828.64-29,012.90

Finding the Fourth Proportional to 49,162.82, 67,828.64 and 29,012.90

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Solution

The fourth proportional to 49,162.82, 67,828.64 and 29,012.90 is: 40,028.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,162.82 : 67,828.64 = 29,012.90 : x
  2. Step 2: Convert to fraction form
    49,162.82/67,828.64 = 29,012.90/x
  3. Step 3: Cross multiply
    49,162.82x = 67,828.64 × 29,012.90
  4. Step 4: Simplify right side
    49,162.82x = 1,967,905,549.46
  5. Step 5: Solve for x
    x = 1,967,905,549.46/49,162.82
  6. Step 6: Final answer
    x = 40,028.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.