Home / 25,140.99-37,693.53-11,806.53

Finding the Fourth Proportional to 25,140.99, 37,693.53 and 11,806.53

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Solution

The fourth proportional to 25,140.99, 37,693.53 and 11,806.53 is: 17,701.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,140.99 : 37,693.53 = 11,806.53 : x
  2. Step 2: Convert to fraction form
    25,140.99/37,693.53 = 11,806.53/x
  3. Step 3: Cross multiply
    25,140.99x = 37,693.53 × 11,806.53
  4. Step 4: Simplify right side
    25,140.99x = 445,029,792.75
  5. Step 5: Solve for x
    x = 445,029,792.75/25,140.99
  6. Step 6: Final answer
    x = 17,701.36

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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.