Home / 14,652.27-21,962.91-4,788.90

Finding the Fourth Proportional to 14,652.27, 21,962.91 and 4,788.90

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Solution

The fourth proportional to 14,652.27, 21,962.91 and 4,788.90 is: 7,178.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,652.27 : 21,962.91 = 4,788.90 : x
  2. Step 2: Convert to fraction form
    14,652.27/21,962.91 = 4,788.90/x
  3. Step 3: Cross multiply
    14,652.27x = 21,962.91 × 4,788.90
  4. Step 4: Simplify right side
    14,652.27x = 105,178,179.70
  5. Step 5: Solve for x
    x = 105,178,179.70/14,652.27
  6. Step 6: Final answer
    x = 7,178.29

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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.