Home / 23,295.72-34,914.41-18,345.81

Finding the Fourth Proportional to 23,295.72, 34,914.41 and 18,345.81

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Solution

The fourth proportional to 23,295.72, 34,914.41 and 18,345.81 is: 27,495.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,295.72 : 34,914.41 = 18,345.81 : x
  2. Step 2: Convert to fraction form
    23,295.72/34,914.41 = 18,345.81/x
  3. Step 3: Cross multiply
    23,295.72x = 34,914.41 × 18,345.81
  4. Step 4: Simplify right side
    23,295.72x = 640,533,132.12
  5. Step 5: Solve for x
    x = 640,533,132.12/23,295.72
  6. Step 6: Final answer
    x = 27,495.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.