Home / 26,823.08-40,248-12,042.56

Finding the Fourth Proportional to 26,823.08, 40,248 and 12,042.56

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Solution

The fourth proportional to 26,823.08, 40,248 and 12,042.56 is: 18,069.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,823.08 : 40,248 = 12,042.56 : x
  2. Step 2: Convert to fraction form
    26,823.08/40,248 = 12,042.56/x
  3. Step 3: Cross multiply
    26,823.08x = 40,248 × 12,042.56
  4. Step 4: Simplify right side
    26,823.08x = 484,688,954.88
  5. Step 5: Solve for x
    x = 484,688,954.88/26,823.08
  6. Step 6: Final answer
    x = 18,069.85

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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.