Home / 12,456.37-18,684.57-5,059.11

Finding the Fourth Proportional to 12,456.37, 18,684.57 and 5,059.11

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Solution

The fourth proportional to 12,456.37, 18,684.57 and 5,059.11 is: 7,588.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,456.37 : 18,684.57 = 5,059.11 : x
  2. Step 2: Convert to fraction form
    12,456.37/18,684.57 = 5,059.11/x
  3. Step 3: Cross multiply
    12,456.37x = 18,684.57 × 5,059.11
  4. Step 4: Simplify right side
    12,456.37x = 94,527,278.87
  5. Step 5: Solve for x
    x = 94,527,278.87/12,456.37
  6. Step 6: Final answer
    x = 7,588.67

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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.