Home / 55,032.75-75,945.20-29,882.25

Finding the Fourth Proportional to 55,032.75, 75,945.20 and 29,882.25

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Solution

The fourth proportional to 55,032.75, 75,945.20 and 29,882.25 is: 41,237.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,032.75 : 75,945.20 = 29,882.25 : x
  2. Step 2: Convert to fraction form
    55,032.75/75,945.20 = 29,882.25/x
  3. Step 3: Cross multiply
    55,032.75x = 75,945.20 × 29,882.25
  4. Step 4: Simplify right side
    55,032.75x = 2,269,413,303.29
  5. Step 5: Solve for x
    x = 2,269,413,303.29/55,032.75
  6. Step 6: Final answer
    x = 41,237.51

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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.