Home / 14,746.68-20,376.30-11,786.94

Finding the Fourth Proportional to 14,746.68, 20,376.30 and 11,786.94

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Solution

The fourth proportional to 14,746.68, 20,376.30 and 11,786.94 is: 16,286.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,746.68 : 20,376.30 = 11,786.94 : x
  2. Step 2: Convert to fraction form
    14,746.68/20,376.30 = 11,786.94/x
  3. Step 3: Cross multiply
    14,746.68x = 20,376.30 × 11,786.94
  4. Step 4: Simplify right side
    14,746.68x = 240,174,225.52
  5. Step 5: Solve for x
    x = 240,174,225.52/14,746.68
  6. Step 6: Final answer
    x = 16,286.66

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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.