Home / 10,028.66-14,971.46-9,361.62

Finding the Fourth Proportional to 10,028.66, 14,971.46 and 9,361.62

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Solution

The fourth proportional to 10,028.66, 14,971.46 and 9,361.62 is: 13,975.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,028.66 : 14,971.46 = 9,361.62 : x
  2. Step 2: Convert to fraction form
    10,028.66/14,971.46 = 9,361.62/x
  3. Step 3: Cross multiply
    10,028.66x = 14,971.46 × 9,361.62
  4. Step 4: Simplify right side
    10,028.66x = 140,157,072.56
  5. Step 5: Solve for x
    x = 140,157,072.56/10,028.66
  6. Step 6: Final answer
    x = 13,975.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.