Home / 14,872.05-20,524.74-8,158.98

Finding the Fourth Proportional to 14,872.05, 20,524.74 and 8,158.98

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Solution

The fourth proportional to 14,872.05, 20,524.74 and 8,158.98 is: 11,260.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,872.05 : 20,524.74 = 8,158.98 : x
  2. Step 2: Convert to fraction form
    14,872.05/20,524.74 = 8,158.98/x
  3. Step 3: Cross multiply
    14,872.05x = 20,524.74 × 8,158.98
  4. Step 4: Simplify right side
    14,872.05x = 167,460,943.17
  5. Step 5: Solve for x
    x = 167,460,943.17/14,872.05
  6. Step 6: Final answer
    x = 11,260.11

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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.