Home / 25,773.21-35,566.40-15,163.51

Finding the Fourth Proportional to 25,773.21, 35,566.40 and 15,163.51

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Solution

The fourth proportional to 25,773.21, 35,566.40 and 15,163.51 is: 20,925.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,773.21 : 35,566.40 = 15,163.51 : x
  2. Step 2: Convert to fraction form
    25,773.21/35,566.40 = 15,163.51/x
  3. Step 3: Cross multiply
    25,773.21x = 35,566.40 × 15,163.51
  4. Step 4: Simplify right side
    25,773.21x = 539,311,462.06
  5. Step 5: Solve for x
    x = 539,311,462.06/25,773.21
  6. Step 6: Final answer
    x = 20,925.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.