Home / 13,624.07-20,407.37-6,234.75

Finding the Fourth Proportional to 13,624.07, 20,407.37 and 6,234.75

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Solution

The fourth proportional to 13,624.07, 20,407.37 and 6,234.75 is: 9,338.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,624.07 : 20,407.37 = 6,234.75 : x
  2. Step 2: Convert to fraction form
    13,624.07/20,407.37 = 6,234.75/x
  3. Step 3: Cross multiply
    13,624.07x = 20,407.37 × 6,234.75
  4. Step 4: Simplify right side
    13,624.07x = 127,234,818.93
  5. Step 5: Solve for x
    x = 127,234,818.93/13,624.07
  6. Step 6: Final answer
    x = 9,338.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.