Home / 35,781.67-53,651.41-13,596.62

Finding the Fourth Proportional to 35,781.67, 53,651.41 and 13,596.62

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Solution

The fourth proportional to 35,781.67, 53,651.41 and 13,596.62 is: 20,386.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,781.67 : 53,651.41 = 13,596.62 : x
  2. Step 2: Convert to fraction form
    35,781.67/53,651.41 = 13,596.62/x
  3. Step 3: Cross multiply
    35,781.67x = 53,651.41 × 13,596.62
  4. Step 4: Simplify right side
    35,781.67x = 729,477,834.23
  5. Step 5: Solve for x
    x = 729,477,834.23/35,781.67
  6. Step 6: Final answer
    x = 20,386.91

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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.