Home / 12,596.34-18,889.73-3,709.23

Finding the Fourth Proportional to 12,596.34, 18,889.73 and 3,709.23

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Solution

The fourth proportional to 12,596.34, 18,889.73 and 3,709.23 is: 5,562.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,596.34 : 18,889.73 = 3,709.23 : x
  2. Step 2: Convert to fraction form
    12,596.34/18,889.73 = 3,709.23/x
  3. Step 3: Cross multiply
    12,596.34x = 18,889.73 × 3,709.23
  4. Step 4: Simplify right side
    12,596.34x = 70,066,353.21
  5. Step 5: Solve for x
    x = 70,066,353.21/12,596.34
  6. Step 6: Final answer
    x = 5,562.44

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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.