Home / 28,323.45-42,486.14-8,601.94

Finding the Fourth Proportional to 28,323.45, 42,486.14 and 8,601.94

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Solution

The fourth proportional to 28,323.45, 42,486.14 and 8,601.94 is: 12,903.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,323.45 : 42,486.14 = 8,601.94 : x
  2. Step 2: Convert to fraction form
    28,323.45/42,486.14 = 8,601.94/x
  3. Step 3: Cross multiply
    28,323.45x = 42,486.14 × 8,601.94
  4. Step 4: Simplify right side
    28,323.45x = 365,463,077.89
  5. Step 5: Solve for x
    x = 365,463,077.89/28,323.45
  6. Step 6: Final answer
    x = 12,903.20

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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.