Home / 33,271.20-49,903.95-12,210.39

Finding the Fourth Proportional to 33,271.20, 49,903.95 and 12,210.39

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Solution

The fourth proportional to 33,271.20, 49,903.95 and 12,210.39 is: 18,314.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,271.20 : 49,903.95 = 12,210.39 : x
  2. Step 2: Convert to fraction form
    33,271.20/49,903.95 = 12,210.39/x
  3. Step 3: Cross multiply
    33,271.20x = 49,903.95 × 12,210.39
  4. Step 4: Simplify right side
    33,271.20x = 609,346,692.04
  5. Step 5: Solve for x
    x = 609,346,692.04/33,271.20
  6. Step 6: Final answer
    x = 18,314.54

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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.