Home / 25,902.41-35,745.47-15,297.28

Finding the Fourth Proportional to 25,902.41, 35,745.47 and 15,297.28

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Solution

The fourth proportional to 25,902.41, 35,745.47 and 15,297.28 is: 21,110.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,902.41 : 35,745.47 = 15,297.28 : x
  2. Step 2: Convert to fraction form
    25,902.41/35,745.47 = 15,297.28/x
  3. Step 3: Cross multiply
    25,902.41x = 35,745.47 × 15,297.28
  4. Step 4: Simplify right side
    25,902.41x = 546,808,463.32
  5. Step 5: Solve for x
    x = 546,808,463.32/25,902.41
  6. Step 6: Final answer
    x = 21,110.33

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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.