Home / 13,182.08-19,760.44-4,857.56

Finding the Fourth Proportional to 13,182.08, 19,760.44 and 4,857.56

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Solution

The fourth proportional to 13,182.08, 19,760.44 and 4,857.56 is: 7,281.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,182.08 : 19,760.44 = 4,857.56 : x
  2. Step 2: Convert to fraction form
    13,182.08/19,760.44 = 4,857.56/x
  3. Step 3: Cross multiply
    13,182.08x = 19,760.44 × 4,857.56
  4. Step 4: Simplify right side
    13,182.08x = 95,987,522.93
  5. Step 5: Solve for x
    x = 95,987,522.93/13,182.08
  6. Step 6: Final answer
    x = 7,281.67

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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.