Home / 32,636.06-45,040-18,489.02

Finding the Fourth Proportional to 32,636.06, 45,040 and 18,489.02

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Solution

The fourth proportional to 32,636.06, 45,040 and 18,489.02 is: 25,516.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,636.06 : 45,040 = 18,489.02 : x
  2. Step 2: Convert to fraction form
    32,636.06/45,040 = 18,489.02/x
  3. Step 3: Cross multiply
    32,636.06x = 45,040 × 18,489.02
  4. Step 4: Simplify right side
    32,636.06x = 832,745,460.80
  5. Step 5: Solve for x
    x = 832,745,460.80/32,636.06
  6. Step 6: Final answer
    x = 25,516.12

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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.