Home / 15,343.56-23,012.77-4,251.37

Finding the Fourth Proportional to 15,343.56, 23,012.77 and 4,251.37

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Solution

The fourth proportional to 15,343.56, 23,012.77 and 4,251.37 is: 6,376.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,343.56 : 23,012.77 = 4,251.37 : x
  2. Step 2: Convert to fraction form
    15,343.56/23,012.77 = 4,251.37/x
  3. Step 3: Cross multiply
    15,343.56x = 23,012.77 × 4,251.37
  4. Step 4: Simplify right side
    15,343.56x = 97,835,799.99
  5. Step 5: Solve for x
    x = 97,835,799.99/15,343.56
  6. Step 6: Final answer
    x = 6,376.34

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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.