Home / 16,786.69-25,174.65-5,539.51

Finding the Fourth Proportional to 16,786.69, 25,174.65 and 5,539.51

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Solution

The fourth proportional to 16,786.69, 25,174.65 and 5,539.51 is: 8,307.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,786.69 : 25,174.65 = 5,539.51 : x
  2. Step 2: Convert to fraction form
    16,786.69/25,174.65 = 5,539.51/x
  3. Step 3: Cross multiply
    16,786.69x = 25,174.65 × 5,539.51
  4. Step 4: Simplify right side
    16,786.69x = 139,455,277.66
  5. Step 5: Solve for x
    x = 139,455,277.66/16,786.69
  6. Step 6: Final answer
    x = 8,307.49

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1.5x scale

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.