Home / 16,861.17-23,266.66-9,786.23

Finding the Fourth Proportional to 16,861.17, 23,266.66 and 9,786.23

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Solution

The fourth proportional to 16,861.17, 23,266.66 and 9,786.23 is: 13,503.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,861.17 : 23,266.66 = 9,786.23 : x
  2. Step 2: Convert to fraction form
    16,861.17/23,266.66 = 9,786.23/x
  3. Step 3: Cross multiply
    16,861.17x = 23,266.66 × 9,786.23
  4. Step 4: Simplify right side
    16,861.17x = 227,692,886.09
  5. Step 5: Solve for x
    x = 227,692,886.09/16,861.17
  6. Step 6: Final answer
    x = 13,503.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.