Home / 30,688.68-46,029.60-9,627.87

Finding the Fourth Proportional to 30,688.68, 46,029.60 and 9,627.87

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Solution

The fourth proportional to 30,688.68, 46,029.60 and 9,627.87 is: 14,440.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,688.68 : 46,029.60 = 9,627.87 : x
  2. Step 2: Convert to fraction form
    30,688.68/46,029.60 = 9,627.87/x
  3. Step 3: Cross multiply
    30,688.68x = 46,029.60 × 9,627.87
  4. Step 4: Simplify right side
    30,688.68x = 443,167,004.95
  5. Step 5: Solve for x
    x = 443,167,004.95/30,688.68
  6. Step 6: Final answer
    x = 14,440.73

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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.