Home / 16,861.14-23,268.72-9,307.44

Finding the Fourth Proportional to 16,861.14, 23,268.72 and 9,307.44

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Solution

The fourth proportional to 16,861.14, 23,268.72 and 9,307.44 is: 12,844.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,861.14 : 23,268.72 = 9,307.44 : x
  2. Step 2: Convert to fraction form
    16,861.14/23,268.72 = 9,307.44/x
  3. Step 3: Cross multiply
    16,861.14x = 23,268.72 × 9,307.44
  4. Step 4: Simplify right side
    16,861.14x = 216,572,215.28
  5. Step 5: Solve for x
    x = 216,572,215.28/16,861.14
  6. Step 6: Final answer
    x = 12,844.46

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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.