Home / 13,013.81-19,524.81-4,246.67

Finding the Fourth Proportional to 13,013.81, 19,524.81 and 4,246.67

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Solution

The fourth proportional to 13,013.81, 19,524.81 and 4,246.67 is: 6,371.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,013.81 : 19,524.81 = 4,246.67 : x
  2. Step 2: Convert to fraction form
    13,013.81/19,524.81 = 4,246.67/x
  3. Step 3: Cross multiply
    13,013.81x = 19,524.81 × 4,246.67
  4. Step 4: Simplify right side
    13,013.81x = 82,915,489.62
  5. Step 5: Solve for x
    x = 82,915,489.62/13,013.81
  6. Step 6: Final answer
    x = 6,371.35

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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.