Home / 13,260.98-19,891.50-6,235.86

Finding the Fourth Proportional to 13,260.98, 19,891.50 and 6,235.86

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Solution

The fourth proportional to 13,260.98, 19,891.50 and 6,235.86 is: 9,353.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,260.98 : 19,891.50 = 6,235.86 : x
  2. Step 2: Convert to fraction form
    13,260.98/19,891.50 = 6,235.86/x
  3. Step 3: Cross multiply
    13,260.98x = 19,891.50 × 6,235.86
  4. Step 4: Simplify right side
    13,260.98x = 124,040,609.19
  5. Step 5: Solve for x
    x = 124,040,609.19/13,260.98
  6. Step 6: Final answer
    x = 9,353.80

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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.