Home / 39,288.33-58,913.01-20,567.61

Finding the Fourth Proportional to 39,288.33, 58,913.01 and 20,567.61

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Solution

The fourth proportional to 39,288.33, 58,913.01 and 20,567.61 is: 30,841.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,288.33 : 58,913.01 = 20,567.61 : x
  2. Step 2: Convert to fraction form
    39,288.33/58,913.01 = 20,567.61/x
  3. Step 3: Cross multiply
    39,288.33x = 58,913.01 × 20,567.61
  4. Step 4: Simplify right side
    39,288.33x = 1,211,699,813.61
  5. Step 5: Solve for x
    x = 1,211,699,813.61/39,288.33
  6. Step 6: Final answer
    x = 30,841.21

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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.