Home / 15,571.55-23,343.43-5,708.52

Finding the Fourth Proportional to 15,571.55, 23,343.43 and 5,708.52

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Solution

The fourth proportional to 15,571.55, 23,343.43 and 5,708.52 is: 8,557.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,571.55 : 23,343.43 = 5,708.52 : x
  2. Step 2: Convert to fraction form
    15,571.55/23,343.43 = 5,708.52/x
  3. Step 3: Cross multiply
    15,571.55x = 23,343.43 × 5,708.52
  4. Step 4: Simplify right side
    15,571.55x = 133,256,495.38
  5. Step 5: Solve for x
    x = 133,256,495.38/15,571.55
  6. Step 6: Final answer
    x = 8,557.69

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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.