Home / 14,981.06-20,673.84-8,266.68

Finding the Fourth Proportional to 14,981.06, 20,673.84 and 8,266.68

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Solution

The fourth proportional to 14,981.06, 20,673.84 and 8,266.68 is: 11,408.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,981.06 : 20,673.84 = 8,266.68 : x
  2. Step 2: Convert to fraction form
    14,981.06/20,673.84 = 8,266.68/x
  3. Step 3: Cross multiply
    14,981.06x = 20,673.84 × 8,266.68
  4. Step 4: Simplify right side
    14,981.06x = 170,904,019.65
  5. Step 5: Solve for x
    x = 170,904,019.65/14,981.06
  6. Step 6: Final answer
    x = 11,408.01

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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.