Home / 14,608.08-21,915.96-4,220.88

Finding the Fourth Proportional to 14,608.08, 21,915.96 and 4,220.88

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Solution

The fourth proportional to 14,608.08, 21,915.96 and 4,220.88 is: 6,332.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,608.08 : 21,915.96 = 4,220.88 : x
  2. Step 2: Convert to fraction form
    14,608.08/21,915.96 = 4,220.88/x
  3. Step 3: Cross multiply
    14,608.08x = 21,915.96 × 4,220.88
  4. Step 4: Simplify right side
    14,608.08x = 92,504,637.24
  5. Step 5: Solve for x
    x = 92,504,637.24/14,608.08
  6. Step 6: Final answer
    x = 6,332.43

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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.