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Finding the Fourth Proportional to 15,992.94, 23,989.41 and 5,604.69

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Solution

The fourth proportional to 15,992.94, 23,989.41 and 5,604.69 is: 8,407.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,992.94 : 23,989.41 = 5,604.69 : x
  2. Step 2: Convert to fraction form
    15,992.94/23,989.41 = 5,604.69/x
  3. Step 3: Cross multiply
    15,992.94x = 23,989.41 × 5,604.69
  4. Step 4: Simplify right side
    15,992.94x = 134,453,178.31
  5. Step 5: Solve for x
    x = 134,453,178.31/15,992.94
  6. Step 6: Final answer
    x = 8,407.03

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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.