Home / 36,106.50-49,826.68-20,190.95

Finding the Fourth Proportional to 36,106.50, 49,826.68 and 20,190.95

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Solution

The fourth proportional to 36,106.50, 49,826.68 and 20,190.95 is: 27,863.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,106.50 : 49,826.68 = 20,190.95 : x
  2. Step 2: Convert to fraction form
    36,106.50/49,826.68 = 20,190.95/x
  3. Step 3: Cross multiply
    36,106.50x = 49,826.68 × 20,190.95
  4. Step 4: Simplify right side
    36,106.50x = 1,006,048,152.14
  5. Step 5: Solve for x
    x = 1,006,048,152.14/36,106.50
  6. Step 6: Final answer
    x = 27,863.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.