Home / 13,155.72-19,732.93-4,835.09

Finding the Fourth Proportional to 13,155.72, 19,732.93 and 4,835.09

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Solution

The fourth proportional to 13,155.72, 19,732.93 and 4,835.09 is: 7,252.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,155.72 : 19,732.93 = 4,835.09 : x
  2. Step 2: Convert to fraction form
    13,155.72/19,732.93 = 4,835.09/x
  3. Step 3: Cross multiply
    13,155.72x = 19,732.93 × 4,835.09
  4. Step 4: Simplify right side
    13,155.72x = 95,410,556.96
  5. Step 5: Solve for x
    x = 95,410,556.96/13,155.72
  6. Step 6: Final answer
    x = 7,252.40

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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.