Home / 25,642.53-38,467.94-10,851.62

Finding the Fourth Proportional to 25,642.53, 38,467.94 and 10,851.62

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Solution

The fourth proportional to 25,642.53, 38,467.94 and 10,851.62 is: 16,279.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,642.53 : 38,467.94 = 10,851.62 : x
  2. Step 2: Convert to fraction form
    25,642.53/38,467.94 = 10,851.62/x
  3. Step 3: Cross multiply
    25,642.53x = 38,467.94 × 10,851.62
  4. Step 4: Simplify right side
    25,642.53x = 417,439,220.47
  5. Step 5: Solve for x
    x = 417,439,220.47/25,642.53
  6. Step 6: Final answer
    x = 16,279.17

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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.