Home / 15,486.21-23,229.44-4,956.31

Finding the Fourth Proportional to 15,486.21, 23,229.44 and 4,956.31

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Solution

The fourth proportional to 15,486.21, 23,229.44 and 4,956.31 is: 7,434.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,486.21 : 23,229.44 = 4,956.31 : x
  2. Step 2: Convert to fraction form
    15,486.21/23,229.44 = 4,956.31/x
  3. Step 3: Cross multiply
    15,486.21x = 23,229.44 × 4,956.31
  4. Step 4: Simplify right side
    15,486.21x = 115,132,305.77
  5. Step 5: Solve for x
    x = 115,132,305.77/15,486.21
  6. Step 6: Final answer
    x = 7,434.51

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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.