Home / 13,026.29-19,550.36-5,636.39

Finding the Fourth Proportional to 13,026.29, 19,550.36 and 5,636.39

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Solution

The fourth proportional to 13,026.29, 19,550.36 and 5,636.39 is: 8,459.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,026.29 : 19,550.36 = 5,636.39 : x
  2. Step 2: Convert to fraction form
    13,026.29/19,550.36 = 5,636.39/x
  3. Step 3: Cross multiply
    13,026.29x = 19,550.36 × 5,636.39
  4. Step 4: Simplify right side
    13,026.29x = 110,193,369.94
  5. Step 5: Solve for x
    x = 110,193,369.94/13,026.29
  6. Step 6: Final answer
    x = 8,459.31

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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.