Home / 18,609.46-25,606.01-18,166.59

Finding the Fourth Proportional to 18,609.46, 25,606.01 and 18,166.59

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Solution

The fourth proportional to 18,609.46, 25,606.01 and 18,166.59 is: 24,996.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,609.46 : 25,606.01 = 18,166.59 : x
  2. Step 2: Convert to fraction form
    18,609.46/25,606.01 = 18,166.59/x
  3. Step 3: Cross multiply
    18,609.46x = 25,606.01 × 18,166.59
  4. Step 4: Simplify right side
    18,609.46x = 465,173,885.21
  5. Step 5: Solve for x
    x = 465,173,885.21/18,609.46
  6. Step 6: Final answer
    x = 24,996.64

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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.