Home / 55,034.25-75,948.21-29,883.75

Finding the Fourth Proportional to 55,034.25, 75,948.21 and 29,883.75

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Solution

The fourth proportional to 55,034.25, 75,948.21 and 29,883.75 is: 41,240.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,034.25 : 75,948.21 = 29,883.75 : x
  2. Step 2: Convert to fraction form
    55,034.25/75,948.21 = 29,883.75/x
  3. Step 3: Cross multiply
    55,034.25x = 75,948.21 × 29,883.75
  4. Step 4: Simplify right side
    55,034.25x = 2,269,617,320.59
  5. Step 5: Solve for x
    x = 2,269,617,320.59/55,034.25
  6. Step 6: Final answer
    x = 41,240.09

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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.