Home / 25,345.08-38,025.30-17,963.80

Finding the Fourth Proportional to 25,345.08, 38,025.30 and 17,963.80

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Solution

The fourth proportional to 25,345.08, 38,025.30 and 17,963.80 is: 26,951.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,345.08 : 38,025.30 = 17,963.80 : x
  2. Step 2: Convert to fraction form
    25,345.08/38,025.30 = 17,963.80/x
  3. Step 3: Cross multiply
    25,345.08x = 38,025.30 × 17,963.80
  4. Step 4: Simplify right side
    25,345.08x = 683,078,884.14
  5. Step 5: Solve for x
    x = 683,078,884.14/25,345.08
  6. Step 6: Final answer
    x = 26,951.14

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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.