Home / 25,361.66-35,010.82-18,099.34

Finding the Fourth Proportional to 25,361.66, 35,010.82 and 18,099.34

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Solution

The fourth proportional to 25,361.66, 35,010.82 and 18,099.34 is: 24,985.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,361.66 : 35,010.82 = 18,099.34 : x
  2. Step 2: Convert to fraction form
    25,361.66/35,010.82 = 18,099.34/x
  3. Step 3: Cross multiply
    25,361.66x = 35,010.82 × 18,099.34
  4. Step 4: Simplify right side
    25,361.66x = 633,672,734.86
  5. Step 5: Solve for x
    x = 633,672,734.86/25,361.66
  6. Step 6: Final answer
    x = 24,985.46

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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.