Home / 25,331.41-37,977.81-15,334.03

Finding the Fourth Proportional to 25,331.41, 37,977.81 and 15,334.03

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Solution

The fourth proportional to 25,331.41, 37,977.81 and 15,334.03 is: 22,989.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,331.41 : 37,977.81 = 15,334.03 : x
  2. Step 2: Convert to fraction form
    25,331.41/37,977.81 = 15,334.03/x
  3. Step 3: Cross multiply
    25,331.41x = 37,977.81 × 15,334.03
  4. Step 4: Simplify right side
    25,331.41x = 582,352,877.87
  5. Step 5: Solve for x
    x = 582,352,877.87/25,331.41
  6. Step 6: Final answer
    x = 22,989.36

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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.