Home / 25,227.18-34,735.23-21,637.26

Finding the Fourth Proportional to 25,227.18, 34,735.23 and 21,637.26

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Solution

The fourth proportional to 25,227.18, 34,735.23 and 21,637.26 is: 29,792.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,227.18 : 34,735.23 = 21,637.26 : x
  2. Step 2: Convert to fraction form
    25,227.18/34,735.23 = 21,637.26/x
  3. Step 3: Cross multiply
    25,227.18x = 34,735.23 × 21,637.26
  4. Step 4: Simplify right side
    25,227.18x = 751,575,202.67
  5. Step 5: Solve for x
    x = 751,575,202.67/25,227.18
  6. Step 6: Final answer
    x = 29,792.28

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1.5x scale

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.