Home / 39,210.82-58,816.50-9,628.90

Finding the Fourth Proportional to 39,210.82, 58,816.50 and 9,628.90

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Solution

The fourth proportional to 39,210.82, 58,816.50 and 9,628.90 is: 14,443.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,210.82 : 58,816.50 = 9,628.90 : x
  2. Step 2: Convert to fraction form
    39,210.82/58,816.50 = 9,628.90/x
  3. Step 3: Cross multiply
    39,210.82x = 58,816.50 × 9,628.90
  4. Step 4: Simplify right side
    39,210.82x = 566,338,196.85
  5. Step 5: Solve for x
    x = 566,338,196.85/39,210.82
  6. Step 6: Final answer
    x = 14,443.42

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.