Home / 14,495.09-20,002.64-8,207.46

Finding the Fourth Proportional to 14,495.09, 20,002.64 and 8,207.46

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Solution

The fourth proportional to 14,495.09, 20,002.64 and 8,207.46 is: 11,325.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,495.09 : 20,002.64 = 8,207.46 : x
  2. Step 2: Convert to fraction form
    14,495.09/20,002.64 = 8,207.46/x
  3. Step 3: Cross multiply
    14,495.09x = 20,002.64 × 8,207.46
  4. Step 4: Simplify right side
    14,495.09x = 164,170,867.69
  5. Step 5: Solve for x
    x = 164,170,867.69/14,495.09
  6. Step 6: Final answer
    x = 11,325.96

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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.