Home / 14,981.44-20,674.02-8,267.02

Finding the Fourth Proportional to 14,981.44, 20,674.02 and 8,267.02

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Solution

The fourth proportional to 14,981.44, 20,674.02 and 8,267.02 is: 11,408.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,981.44 : 20,674.02 = 8,267.02 : x
  2. Step 2: Convert to fraction form
    14,981.44/20,674.02 = 8,267.02/x
  3. Step 3: Cross multiply
    14,981.44x = 20,674.02 × 8,267.02
  4. Step 4: Simplify right side
    14,981.44x = 170,912,536.82
  5. Step 5: Solve for x
    x = 170,912,536.82/14,981.44
  6. Step 6: Final answer
    x = 11,408.28

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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.