Home / 13,260.93-19,891.58-5,367.21

Finding the Fourth Proportional to 13,260.93, 19,891.58 and 5,367.21

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Solution

The fourth proportional to 13,260.93, 19,891.58 and 5,367.21 is: 8,050.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,260.93 : 19,891.58 = 5,367.21 : x
  2. Step 2: Convert to fraction form
    13,260.93/19,891.58 = 5,367.21/x
  3. Step 3: Cross multiply
    13,260.93x = 19,891.58 × 5,367.21
  4. Step 4: Simplify right side
    13,260.93x = 106,762,260.26
  5. Step 5: Solve for x
    x = 106,762,260.26/13,260.93
  6. Step 6: Final answer
    x = 8,050.89

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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.