Home / 55,006.09-75,908.55-29,855.59

Finding the Fourth Proportional to 55,006.09, 75,908.55 and 29,855.59

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Solution

The fourth proportional to 55,006.09, 75,908.55 and 29,855.59 is: 41,200.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,006.09 : 75,908.55 = 29,855.59 : x
  2. Step 2: Convert to fraction form
    55,006.09/75,908.55 = 29,855.59/x
  3. Step 3: Cross multiply
    55,006.09x = 75,908.55 × 29,855.59
  4. Step 4: Simplify right side
    55,006.09x = 2,266,294,546.29
  5. Step 5: Solve for x
    x = 2,266,294,546.29/55,006.09
  6. Step 6: Final answer
    x = 41,200.79

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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.