Home / 13,013.77-19,522.68-4,246.64

Finding the Fourth Proportional to 13,013.77, 19,522.68 and 4,246.64

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Solution

The fourth proportional to 13,013.77, 19,522.68 and 4,246.64 is: 6,370.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,013.77 : 19,522.68 = 4,246.64 : x
  2. Step 2: Convert to fraction form
    13,013.77/19,522.68 = 4,246.64/x
  3. Step 3: Cross multiply
    13,013.77x = 19,522.68 × 4,246.64
  4. Step 4: Simplify right side
    13,013.77x = 82,905,793.80
  5. Step 5: Solve for x
    x = 82,905,793.80/13,013.77
  6. Step 6: Final answer
    x = 6,370.62

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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.