Home / 13,299.62-19,942.40-5,900.85

Finding the Fourth Proportional to 13,299.62, 19,942.40 and 5,900.85

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Solution

The fourth proportional to 13,299.62, 19,942.40 and 5,900.85 is: 8,848.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,299.62 : 19,942.40 = 5,900.85 : x
  2. Step 2: Convert to fraction form
    13,299.62/19,942.40 = 5,900.85/x
  3. Step 3: Cross multiply
    13,299.62x = 19,942.40 × 5,900.85
  4. Step 4: Simplify right side
    13,299.62x = 117,677,125.79
  5. Step 5: Solve for x
    x = 117,677,125.79/13,299.62
  6. Step 6: Final answer
    x = 8,848.16

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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.