Home / 27,608.94-41,420.02-8,890.73

Finding the Fourth Proportional to 27,608.94, 41,420.02 and 8,890.73

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Solution

The fourth proportional to 27,608.94, 41,420.02 and 8,890.73 is: 13,338.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,608.94 : 41,420.02 = 8,890.73 : x
  2. Step 2: Convert to fraction form
    27,608.94/41,420.02 = 8,890.73/x
  3. Step 3: Cross multiply
    27,608.94x = 41,420.02 × 8,890.73
  4. Step 4: Simplify right side
    27,608.94x = 368,254,214.41
  5. Step 5: Solve for x
    x = 368,254,214.41/27,608.94
  6. Step 6: Final answer
    x = 13,338.22

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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.