Home / 26,721.48-36,876.63-17,290.05

Finding the Fourth Proportional to 26,721.48, 36,876.63 and 17,290.05

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Solution

The fourth proportional to 26,721.48, 36,876.63 and 17,290.05 is: 23,860.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,721.48 : 36,876.63 = 17,290.05 : x
  2. Step 2: Convert to fraction form
    26,721.48/36,876.63 = 17,290.05/x
  3. Step 3: Cross multiply
    26,721.48x = 36,876.63 × 17,290.05
  4. Step 4: Simplify right side
    26,721.48x = 637,598,776.53
  5. Step 5: Solve for x
    x = 637,598,776.53/26,721.48
  6. Step 6: Final answer
    x = 23,860.91

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.