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Finding the Fourth Proportional to 14,616.48, 21,924.99 and 4,755.72

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Solution

The fourth proportional to 14,616.48, 21,924.99 and 4,755.72 is: 7,133.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,616.48 : 21,924.99 = 4,755.72 : x
  2. Step 2: Convert to fraction form
    14,616.48/21,924.99 = 4,755.72/x
  3. Step 3: Cross multiply
    14,616.48x = 21,924.99 × 4,755.72
  4. Step 4: Simplify right side
    14,616.48x = 104,269,113.44
  5. Step 5: Solve for x
    x = 104,269,113.44/14,616.48
  6. Step 6: Final answer
    x = 7,133.67

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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.