Home / 14,527.08-20,046.78-8,239.32

Finding the Fourth Proportional to 14,527.08, 20,046.78 and 8,239.32

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Solution

The fourth proportional to 14,527.08, 20,046.78 and 8,239.32 is: 11,369.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,527.08 : 20,046.78 = 8,239.32 : x
  2. Step 2: Convert to fraction form
    14,527.08/20,046.78 = 8,239.32/x
  3. Step 3: Cross multiply
    14,527.08x = 20,046.78 × 8,239.32
  4. Step 4: Simplify right side
    14,527.08x = 165,171,835.39
  5. Step 5: Solve for x
    x = 165,171,835.39/14,527.08
  6. Step 6: Final answer
    x = 11,369.93

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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.