Home / 12,893.23-19,338.90-5,872.96

Finding the Fourth Proportional to 12,893.23, 19,338.90 and 5,872.96

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Solution

The fourth proportional to 12,893.23, 19,338.90 and 5,872.96 is: 8,809.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,893.23 : 19,338.90 = 5,872.96 : x
  2. Step 2: Convert to fraction form
    12,893.23/19,338.90 = 5,872.96/x
  3. Step 3: Cross multiply
    12,893.23x = 19,338.90 × 5,872.96
  4. Step 4: Simplify right side
    12,893.23x = 113,576,586.14
  5. Step 5: Solve for x
    x = 113,576,586.14/12,893.23
  6. Step 6: Final answer
    x = 8,809.01

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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.