Home / 34,621.89-51,914.37-17,965.15

Finding the Fourth Proportional to 34,621.89, 51,914.37 and 17,965.15

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Solution

The fourth proportional to 34,621.89, 51,914.37 and 17,965.15 is: 26,938.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,621.89 : 51,914.37 = 17,965.15 : x
  2. Step 2: Convert to fraction form
    34,621.89/51,914.37 = 17,965.15/x
  3. Step 3: Cross multiply
    34,621.89x = 51,914.37 × 17,965.15
  4. Step 4: Simplify right side
    34,621.89x = 932,649,381.79
  5. Step 5: Solve for x
    x = 932,649,381.79/34,621.89
  6. Step 6: Final answer
    x = 26,938.14

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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.