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Finding the Fourth Proportional to 32,855.76, 49,290.93 and 9,480.38

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Solution

The fourth proportional to 32,855.76, 49,290.93 and 9,480.38 is: 14,222.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,855.76 : 49,290.93 = 9,480.38 : x
  2. Step 2: Convert to fraction form
    32,855.76/49,290.93 = 9,480.38/x
  3. Step 3: Cross multiply
    32,855.76x = 49,290.93 × 9,480.38
  4. Step 4: Simplify right side
    32,855.76x = 467,296,500.50
  5. Step 5: Solve for x
    x = 467,296,500.50/32,855.76
  6. Step 6: Final answer
    x = 14,222.67

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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.