Home / 30,211.56-41,683.32-18,266.24

Finding the Fourth Proportional to 30,211.56, 41,683.32 and 18,266.24

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Solution

The fourth proportional to 30,211.56, 41,683.32 and 18,266.24 is: 25,202.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,211.56 : 41,683.32 = 18,266.24 : x
  2. Step 2: Convert to fraction form
    30,211.56/41,683.32 = 18,266.24/x
  3. Step 3: Cross multiply
    30,211.56x = 41,683.32 × 18,266.24
  4. Step 4: Simplify right side
    30,211.56x = 761,397,527.12
  5. Step 5: Solve for x
    x = 761,397,527.12/30,211.56
  6. Step 6: Final answer
    x = 25,202.19

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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.