Home / 13,298.44-19,929.84-10,805.26

Finding the Fourth Proportional to 13,298.44, 19,929.84 and 10,805.26

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Solution

The fourth proportional to 13,298.44, 19,929.84 and 10,805.26 is: 16,193.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,298.44 : 19,929.84 = 10,805.26 : x
  2. Step 2: Convert to fraction form
    13,298.44/19,929.84 = 10,805.26/x
  3. Step 3: Cross multiply
    13,298.44x = 19,929.84 × 10,805.26
  4. Step 4: Simplify right side
    13,298.44x = 215,347,102.96
  5. Step 5: Solve for x
    x = 215,347,102.96/13,298.44
  6. Step 6: Final answer
    x = 16,193.41

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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.