Home / 14,410.24-21,638.79-8,898.64

Finding the Fourth Proportional to 14,410.24, 21,638.79 and 8,898.64

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Solution

The fourth proportional to 14,410.24, 21,638.79 and 8,898.64 is: 13,362.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,410.24 : 21,638.79 = 8,898.64 : x
  2. Step 2: Convert to fraction form
    14,410.24/21,638.79 = 8,898.64/x
  3. Step 3: Cross multiply
    14,410.24x = 21,638.79 × 8,898.64
  4. Step 4: Simplify right side
    14,410.24x = 192,555,748.15
  5. Step 5: Solve for x
    x = 192,555,748.15/14,410.24
  6. Step 6: Final answer
    x = 13,362.43

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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.