Home / 16,861.02-23,266.44-9,307.80

Finding the Fourth Proportional to 16,861.02, 23,266.44 and 9,307.80

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Solution

The fourth proportional to 16,861.02, 23,266.44 and 9,307.80 is: 12,843.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,861.02 : 23,266.44 = 9,307.80 : x
  2. Step 2: Convert to fraction form
    16,861.02/23,266.44 = 9,307.80/x
  3. Step 3: Cross multiply
    16,861.02x = 23,266.44 × 9,307.80
  4. Step 4: Simplify right side
    16,861.02x = 216,559,370.23
  5. Step 5: Solve for x
    x = 216,559,370.23/16,861.02
  6. Step 6: Final answer
    x = 12,843.79

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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.