Home / 38,535.62-57,804.62-10,455.56

Finding the Fourth Proportional to 38,535.62, 57,804.62 and 10,455.56

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Solution

The fourth proportional to 38,535.62, 57,804.62 and 10,455.56 is: 15,683.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,535.62 : 57,804.62 = 10,455.56 : x
  2. Step 2: Convert to fraction form
    38,535.62/57,804.62 = 10,455.56/x
  3. Step 3: Cross multiply
    38,535.62x = 57,804.62 × 10,455.56
  4. Step 4: Simplify right side
    38,535.62x = 604,379,764.92
  5. Step 5: Solve for x
    x = 604,379,764.92/38,535.62
  6. Step 6: Final answer
    x = 15,683.66

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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.