Home / 14,905.72-22,360.74-4,518.28

Finding the Fourth Proportional to 14,905.72, 22,360.74 and 4,518.28

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Solution

The fourth proportional to 14,905.72, 22,360.74 and 4,518.28 is: 6,778.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,905.72 : 22,360.74 = 4,518.28 : x
  2. Step 2: Convert to fraction form
    14,905.72/22,360.74 = 4,518.28/x
  3. Step 3: Cross multiply
    14,905.72x = 22,360.74 × 4,518.28
  4. Step 4: Simplify right side
    14,905.72x = 101,032,084.33
  5. Step 5: Solve for x
    x = 101,032,084.33/14,905.72
  6. Step 6: Final answer
    x = 6,778.07

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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.