Home / 15,919.17-23,878.73-4,232.39

Finding the Fourth Proportional to 15,919.17, 23,878.73 and 4,232.39

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Solution

The fourth proportional to 15,919.17, 23,878.73 and 4,232.39 is: 6,348.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,919.17 : 23,878.73 = 4,232.39 : x
  2. Step 2: Convert to fraction form
    15,919.17/23,878.73 = 4,232.39/x
  3. Step 3: Cross multiply
    15,919.17x = 23,878.73 × 4,232.39
  4. Step 4: Simplify right side
    15,919.17x = 101,064,098.06
  5. Step 5: Solve for x
    x = 101,064,098.06/15,919.17
  6. Step 6: Final answer
    x = 6,348.58

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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.