Home / 35,789.88-53,626.32-18,235.56

Finding the Fourth Proportional to 35,789.88, 53,626.32 and 18,235.56

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Solution

The fourth proportional to 35,789.88, 53,626.32 and 18,235.56 is: 27,323.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,789.88 : 53,626.32 = 18,235.56 : x
  2. Step 2: Convert to fraction form
    35,789.88/53,626.32 = 18,235.56/x
  3. Step 3: Cross multiply
    35,789.88x = 53,626.32 × 18,235.56
  4. Step 4: Simplify right side
    35,789.88x = 977,905,975.94
  5. Step 5: Solve for x
    x = 977,905,975.94/35,789.88
  6. Step 6: Final answer
    x = 27,323.53

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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.