Home / 13,050.30-19,581.03-6,814.98

Finding the Fourth Proportional to 13,050.30, 19,581.03 and 6,814.98

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Solution

The fourth proportional to 13,050.30, 19,581.03 and 6,814.98 is: 10,225.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,050.30 : 19,581.03 = 6,814.98 : x
  2. Step 2: Convert to fraction form
    13,050.30/19,581.03 = 6,814.98/x
  3. Step 3: Cross multiply
    13,050.30x = 19,581.03 × 6,814.98
  4. Step 4: Simplify right side
    13,050.30x = 133,444,327.83
  5. Step 5: Solve for x
    x = 133,444,327.83/13,050.30
  6. Step 6: Final answer
    x = 10,225.38

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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.