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Finding the Fourth Proportional to 18,597.46, 27,861.01 and 14,416.98

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Solution

The fourth proportional to 18,597.46, 27,861.01 and 14,416.98 is: 21,598.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,597.46 : 27,861.01 = 14,416.98 : x
  2. Step 2: Convert to fraction form
    18,597.46/27,861.01 = 14,416.98/x
  3. Step 3: Cross multiply
    18,597.46x = 27,861.01 × 14,416.98
  4. Step 4: Simplify right side
    18,597.46x = 401,671,623.95
  5. Step 5: Solve for x
    x = 401,671,623.95/18,597.46
  6. Step 6: Final answer
    x = 21,598.20

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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.