Home / 18,676.92-25,774.26-10,718.94

Finding the Fourth Proportional to 18,676.92, 25,774.26 and 10,718.94

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Solution

The fourth proportional to 18,676.92, 25,774.26 and 10,718.94 is: 14,792.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,676.92 : 25,774.26 = 10,718.94 : x
  2. Step 2: Convert to fraction form
    18,676.92/25,774.26 = 10,718.94/x
  3. Step 3: Cross multiply
    18,676.92x = 25,774.26 × 10,718.94
  4. Step 4: Simplify right side
    18,676.92x = 276,272,746.48
  5. Step 5: Solve for x
    x = 276,272,746.48/18,676.92
  6. Step 6: Final answer
    x = 14,792.20

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1.5x scale

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.