Home / 13,026.60-19,511.10-10,081.80

Finding the Fourth Proportional to 13,026.60, 19,511.10 and 10,081.80

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Solution

The fourth proportional to 13,026.60, 19,511.10 and 10,081.80 is: 15,100.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,026.60 : 19,511.10 = 10,081.80 : x
  2. Step 2: Convert to fraction form
    13,026.60/19,511.10 = 10,081.80/x
  3. Step 3: Cross multiply
    13,026.60x = 19,511.10 × 10,081.80
  4. Step 4: Simplify right side
    13,026.60x = 196,707,007.98
  5. Step 5: Solve for x
    x = 196,707,007.98/13,026.60
  6. Step 6: Final answer
    x = 15,100.41

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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.