Home / 15,917.77-23,877.87-4,825.36

Finding the Fourth Proportional to 15,917.77, 23,877.87 and 4,825.36

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Solution

The fourth proportional to 15,917.77, 23,877.87 and 4,825.36 is: 7,238.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,917.77 : 23,877.87 = 4,825.36 : x
  2. Step 2: Convert to fraction form
    15,917.77/23,877.87 = 4,825.36/x
  3. Step 3: Cross multiply
    15,917.77x = 23,877.87 × 4,825.36
  4. Step 4: Simplify right side
    15,917.77x = 115,219,318.78
  5. Step 5: Solve for x
    x = 115,219,318.78/15,917.77
  6. Step 6: Final answer
    x = 7,238.41

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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.