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Finding the Fourth Proportional to 15,892.67, 23,813.08 and 8,090.75

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Solution

The fourth proportional to 15,892.67, 23,813.08 and 8,090.75 is: 12,122.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,892.67 : 23,813.08 = 8,090.75 : x
  2. Step 2: Convert to fraction form
    15,892.67/23,813.08 = 8,090.75/x
  3. Step 3: Cross multiply
    15,892.67x = 23,813.08 × 8,090.75
  4. Step 4: Simplify right side
    15,892.67x = 192,665,677.01
  5. Step 5: Solve for x
    x = 192,665,677.01/15,892.67
  6. Step 6: Final answer
    x = 12,122.93

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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.