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Finding the Fourth Proportional to 17,808.10, 26,704.04 and 9,485.98

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Solution

The fourth proportional to 17,808.10, 26,704.04 and 9,485.98 is: 14,224.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,808.10 : 26,704.04 = 9,485.98 : x
  2. Step 2: Convert to fraction form
    17,808.10/26,704.04 = 9,485.98/x
  3. Step 3: Cross multiply
    17,808.10x = 26,704.04 × 9,485.98
  4. Step 4: Simplify right side
    17,808.10x = 253,313,989.36
  5. Step 5: Solve for x
    x = 253,313,989.36/17,808.10
  6. Step 6: Final answer
    x = 14,224.65

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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.