Home / 14,608.92-21,915.44-4,745.04

Finding the Fourth Proportional to 14,608.92, 21,915.44 and 4,745.04

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Solution

The fourth proportional to 14,608.92, 21,915.44 and 4,745.04 is: 7,118.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,608.92 : 21,915.44 = 4,745.04 : x
  2. Step 2: Convert to fraction form
    14,608.92/21,915.44 = 4,745.04/x
  3. Step 3: Cross multiply
    14,608.92x = 21,915.44 × 4,745.04
  4. Step 4: Simplify right side
    14,608.92x = 103,989,639.42
  5. Step 5: Solve for x
    x = 103,989,639.42/14,608.92
  6. Step 6: Final answer
    x = 7,118.23

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1.5x scale

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.