Home / 14,501.34-20,007.09-8,127

Finding the Fourth Proportional to 14,501.34, 20,007.09 and 8,127

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Solution

The fourth proportional to 14,501.34, 20,007.09 and 8,127 is: 11,212.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,501.34 : 20,007.09 = 8,127 : x
  2. Step 2: Convert to fraction form
    14,501.34/20,007.09 = 8,127/x
  3. Step 3: Cross multiply
    14,501.34x = 20,007.09 × 8,127
  4. Step 4: Simplify right side
    14,501.34x = 162,597,620.43
  5. Step 5: Solve for x
    x = 162,597,620.43/14,501.34
  6. Step 6: Final answer
    x = 11,212.59

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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.