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Finding the Fourth Proportional to 15,604.94, 23,396.48 and 5,742.94

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Solution

The fourth proportional to 15,604.94, 23,396.48 and 5,742.94 is: 8,610.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,604.94 : 23,396.48 = 5,742.94 : x
  2. Step 2: Convert to fraction form
    15,604.94/23,396.48 = 5,742.94/x
  3. Step 3: Cross multiply
    15,604.94x = 23,396.48 × 5,742.94
  4. Step 4: Simplify right side
    15,604.94x = 134,364,559.05
  5. Step 5: Solve for x
    x = 134,364,559.05/15,604.94
  6. Step 6: Final answer
    x = 8,610.38

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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.