Home / 13,291.85-19,924.09-5,899.79

Finding the Fourth Proportional to 13,291.85, 19,924.09 and 5,899.79

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Solution

The fourth proportional to 13,291.85, 19,924.09 and 5,899.79 is: 8,843.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,291.85 : 19,924.09 = 5,899.79 : x
  2. Step 2: Convert to fraction form
    13,291.85/19,924.09 = 5,899.79/x
  3. Step 3: Cross multiply
    13,291.85x = 19,924.09 × 5,899.79
  4. Step 4: Simplify right side
    13,291.85x = 117,547,982.00
  5. Step 5: Solve for x
    x = 117,547,982.00/13,291.85
  6. Step 6: Final answer
    x = 8,843.61

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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.