Home / 14,783.33-22,170.22-4,919.96

Finding the Fourth Proportional to 14,783.33, 22,170.22 and 4,919.96

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Solution

The fourth proportional to 14,783.33, 22,170.22 and 4,919.96 is: 7,378.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,783.33 : 22,170.22 = 4,919.96 : x
  2. Step 2: Convert to fraction form
    14,783.33/22,170.22 = 4,919.96/x
  3. Step 3: Cross multiply
    14,783.33x = 22,170.22 × 4,919.96
  4. Step 4: Simplify right side
    14,783.33x = 109,076,638.72
  5. Step 5: Solve for x
    x = 109,076,638.72/14,783.33
  6. Step 6: Final answer
    x = 7,378.35

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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.