Home / 14,498.91-20,007.55-8,529.42

Finding the Fourth Proportional to 14,498.91, 20,007.55 and 8,529.42

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Solution

The fourth proportional to 14,498.91, 20,007.55 and 8,529.42 is: 11,770.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,498.91 : 20,007.55 = 8,529.42 : x
  2. Step 2: Convert to fraction form
    14,498.91/20,007.55 = 8,529.42/x
  3. Step 3: Cross multiply
    14,498.91x = 20,007.55 × 8,529.42
  4. Step 4: Simplify right side
    14,498.91x = 170,652,804.49
  5. Step 5: Solve for x
    x = 170,652,804.49/14,498.91
  6. Step 6: Final answer
    x = 11,770.05

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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.