Home / 15,917.06-23,876.73-4,230.02

Finding the Fourth Proportional to 15,917.06, 23,876.73 and 4,230.02

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Solution

The fourth proportional to 15,917.06, 23,876.73 and 4,230.02 is: 6,345.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,917.06 : 23,876.73 = 4,230.02 : x
  2. Step 2: Convert to fraction form
    15,917.06/23,876.73 = 4,230.02/x
  3. Step 3: Cross multiply
    15,917.06x = 23,876.73 × 4,230.02
  4. Step 4: Simplify right side
    15,917.06x = 100,999,045.43
  5. Step 5: Solve for x
    x = 100,999,045.43/15,917.06
  6. Step 6: Final answer
    x = 6,345.33

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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.