Home / 25,821.54-38,634.57-15,297.21

Finding the Fourth Proportional to 25,821.54, 38,634.57 and 15,297.21

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Solution

The fourth proportional to 25,821.54, 38,634.57 and 15,297.21 is: 22,887.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,821.54 : 38,634.57 = 15,297.21 : x
  2. Step 2: Convert to fraction form
    25,821.54/38,634.57 = 15,297.21/x
  3. Step 3: Cross multiply
    25,821.54x = 38,634.57 × 15,297.21
  4. Step 4: Simplify right side
    25,821.54x = 591,001,130.55
  5. Step 5: Solve for x
    x = 591,001,130.55/25,821.54
  6. Step 6: Final answer
    x = 22,887.91

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1.5x scale

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.