Home / 26,702.26-36,806.67-21,028.01

Finding the Fourth Proportional to 26,702.26, 36,806.67 and 21,028.01

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Solution

The fourth proportional to 26,702.26, 36,806.67 and 21,028.01 is: 28,985.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,702.26 : 36,806.67 = 21,028.01 : x
  2. Step 2: Convert to fraction form
    26,702.26/36,806.67 = 21,028.01/x
  3. Step 3: Cross multiply
    26,702.26x = 36,806.67 × 21,028.01
  4. Step 4: Simplify right side
    26,702.26x = 773,970,840.79
  5. Step 5: Solve for x
    x = 773,970,840.79/26,702.26
  6. Step 6: Final answer
    x = 28,985.22

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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.