Home / 26,533.88-39,807.32-21,798.04

Finding the Fourth Proportional to 26,533.88, 39,807.32 and 21,798.04

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Solution

The fourth proportional to 26,533.88, 39,807.32 and 21,798.04 is: 32,702.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,533.88 : 39,807.32 = 21,798.04 : x
  2. Step 2: Convert to fraction form
    26,533.88/39,807.32 = 21,798.04/x
  3. Step 3: Cross multiply
    26,533.88x = 39,807.32 × 21,798.04
  4. Step 4: Simplify right side
    26,533.88x = 867,721,481.09
  5. Step 5: Solve for x
    x = 867,721,481.09/26,533.88
  6. Step 6: Final answer
    x = 32,702.40

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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.