Home / 26,957.49-40,365.45-21,664.35

Finding the Fourth Proportional to 26,957.49, 40,365.45 and 21,664.35

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Solution

The fourth proportional to 26,957.49, 40,365.45 and 21,664.35 is: 32,439.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,957.49 : 40,365.45 = 21,664.35 : x
  2. Step 2: Convert to fraction form
    26,957.49/40,365.45 = 21,664.35/x
  3. Step 3: Cross multiply
    26,957.49x = 40,365.45 × 21,664.35
  4. Step 4: Simplify right side
    26,957.49x = 874,491,236.71
  5. Step 5: Solve for x
    x = 874,491,236.71/26,957.49
  6. Step 6: Final answer
    x = 32,439.64

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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.