Home / 19,826.45-27,360.53-10,874.01

Finding the Fourth Proportional to 19,826.45, 27,360.53 and 10,874.01

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Solution

The fourth proportional to 19,826.45, 27,360.53 and 10,874.01 is: 15,006.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,826.45 : 27,360.53 = 10,874.01 : x
  2. Step 2: Convert to fraction form
    19,826.45/27,360.53 = 10,874.01/x
  3. Step 3: Cross multiply
    19,826.45x = 27,360.53 × 10,874.01
  4. Step 4: Simplify right side
    19,826.45x = 297,518,676.83
  5. Step 5: Solve for x
    x = 297,518,676.83/19,826.45
  6. Step 6: Final answer
    x = 15,006.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.