Home / 30,241-41,734.74-16,812.28

Finding the Fourth Proportional to 30,241, 41,734.74 and 16,812.28

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Solution

The fourth proportional to 30,241, 41,734.74 and 16,812.28 is: 23,202.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,241 : 41,734.74 = 16,812.28 : x
  2. Step 2: Convert to fraction form
    30,241/41,734.74 = 16,812.28/x
  3. Step 3: Cross multiply
    30,241x = 41,734.74 × 16,812.28
  4. Step 4: Simplify right side
    30,241x = 701,656,134.61
  5. Step 5: Solve for x
    x = 701,656,134.61/30,241
  6. Step 6: Final answer
    x = 23,202.15

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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.