Home / 15,919.34-23,883.32-4,826.39

Finding the Fourth Proportional to 15,919.34, 23,883.32 and 4,826.39

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Solution

The fourth proportional to 15,919.34, 23,883.32 and 4,826.39 is: 7,240.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,919.34 : 23,883.32 = 4,826.39 : x
  2. Step 2: Convert to fraction form
    15,919.34/23,883.32 = 4,826.39/x
  3. Step 3: Cross multiply
    15,919.34x = 23,883.32 × 4,826.39
  4. Step 4: Simplify right side
    15,919.34x = 115,270,109.46
  5. Step 5: Solve for x
    x = 115,270,109.46/15,919.34
  6. Step 6: Final answer
    x = 7,240.89

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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.