Home / 15,222.56-22,835.64-5,860.40

Finding the Fourth Proportional to 15,222.56, 22,835.64 and 5,860.40

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Solution

The fourth proportional to 15,222.56, 22,835.64 and 5,860.40 is: 8,791.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,222.56 : 22,835.64 = 5,860.40 : x
  2. Step 2: Convert to fraction form
    15,222.56/22,835.64 = 5,860.40/x
  3. Step 3: Cross multiply
    15,222.56x = 22,835.64 × 5,860.40
  4. Step 4: Simplify right side
    15,222.56x = 133,825,984.66
  5. Step 5: Solve for x
    x = 133,825,984.66/15,222.56
  6. Step 6: Final answer
    x = 8,791.29

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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.