Home / 16,915.26-25,376.64-5,068.56

Finding the Fourth Proportional to 16,915.26, 25,376.64 and 5,068.56

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Solution

The fourth proportional to 16,915.26, 25,376.64 and 5,068.56 is: 7,603.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,915.26 : 25,376.64 = 5,068.56 : x
  2. Step 2: Convert to fraction form
    16,915.26/25,376.64 = 5,068.56/x
  3. Step 3: Cross multiply
    16,915.26x = 25,376.64 × 5,068.56
  4. Step 4: Simplify right side
    16,915.26x = 128,623,022.44
  5. Step 5: Solve for x
    x = 128,623,022.44/16,915.26
  6. Step 6: Final answer
    x = 7,603.96

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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.