Home / 26,671.05-40,020.54-17,308.86

Finding the Fourth Proportional to 26,671.05, 40,020.54 and 17,308.86

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Solution

The fourth proportional to 26,671.05, 40,020.54 and 17,308.86 is: 25,972.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,671.05 : 40,020.54 = 17,308.86 : x
  2. Step 2: Convert to fraction form
    26,671.05/40,020.54 = 17,308.86/x
  3. Step 3: Cross multiply
    26,671.05x = 40,020.54 × 17,308.86
  4. Step 4: Simplify right side
    26,671.05x = 692,709,923.98
  5. Step 5: Solve for x
    x = 692,709,923.98/26,671.05
  6. Step 6: Final answer
    x = 25,972.35

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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.