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Finding the Fourth Proportional to 17,874.21, 26,793.09 and 14,549.07

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Solution

The fourth proportional to 17,874.21, 26,793.09 and 14,549.07 is: 21,808.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,874.21 : 26,793.09 = 14,549.07 : x
  2. Step 2: Convert to fraction form
    17,874.21/26,793.09 = 14,549.07/x
  3. Step 3: Cross multiply
    17,874.21x = 26,793.09 × 14,549.07
  4. Step 4: Simplify right side
    17,874.21x = 389,814,541.93
  5. Step 5: Solve for x
    x = 389,814,541.93/17,874.21
  6. Step 6: Final answer
    x = 21,808.77

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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.