Home / 12,853.22-19,279.71-4,532.22

Finding the Fourth Proportional to 12,853.22, 19,279.71 and 4,532.22

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Solution

The fourth proportional to 12,853.22, 19,279.71 and 4,532.22 is: 6,798.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,853.22 : 19,279.71 = 4,532.22 : x
  2. Step 2: Convert to fraction form
    12,853.22/19,279.71 = 4,532.22/x
  3. Step 3: Cross multiply
    12,853.22x = 19,279.71 × 4,532.22
  4. Step 4: Simplify right side
    12,853.22x = 87,379,887.26
  5. Step 5: Solve for x
    x = 87,379,887.26/12,853.22
  6. Step 6: Final answer
    x = 6,798.29

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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.