Home / 26,730.25-36,845.25-21,056.01

Finding the Fourth Proportional to 26,730.25, 36,845.25 and 21,056.01

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Solution

The fourth proportional to 26,730.25, 36,845.25 and 21,056.01 is: 29,023.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,730.25 : 36,845.25 = 21,056.01 : x
  2. Step 2: Convert to fraction form
    26,730.25/36,845.25 = 21,056.01/x
  3. Step 3: Cross multiply
    26,730.25x = 36,845.25 × 21,056.01
  4. Step 4: Simplify right side
    26,730.25x = 775,813,952.45
  5. Step 5: Solve for x
    x = 775,813,952.45/26,730.25
  6. Step 6: Final answer
    x = 29,023.82

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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.