Home / 32,636.56-45,040.68-18,489.52

Finding the Fourth Proportional to 32,636.56, 45,040.68 and 18,489.52

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Solution

The fourth proportional to 32,636.56, 45,040.68 and 18,489.52 is: 25,516.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,636.56 : 45,040.68 = 18,489.52 : x
  2. Step 2: Convert to fraction form
    32,636.56/45,040.68 = 18,489.52/x
  3. Step 3: Cross multiply
    32,636.56x = 45,040.68 × 18,489.52
  4. Step 4: Simplify right side
    32,636.56x = 832,780,553.67
  5. Step 5: Solve for x
    x = 832,780,553.67/32,636.56
  6. Step 6: Final answer
    x = 25,516.80

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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.