Home / 14,717.92-20,303.59-8,745.36

Finding the Fourth Proportional to 14,717.92, 20,303.59 and 8,745.36

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Solution

The fourth proportional to 14,717.92, 20,303.59 and 8,745.36 is: 12,064.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,717.92 : 20,303.59 = 8,745.36 : x
  2. Step 2: Convert to fraction form
    14,717.92/20,303.59 = 8,745.36/x
  3. Step 3: Cross multiply
    14,717.92x = 20,303.59 × 8,745.36
  4. Step 4: Simplify right side
    14,717.92x = 177,562,301.84
  5. Step 5: Solve for x
    x = 177,562,301.84/14,717.92
  6. Step 6: Final answer
    x = 12,064.36

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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.