Home / 34,912.72-52,371.51-11,555.56

Finding the Fourth Proportional to 34,912.72, 52,371.51 and 11,555.56

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Solution

The fourth proportional to 34,912.72, 52,371.51 and 11,555.56 is: 17,334.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,912.72 : 52,371.51 = 11,555.56 : x
  2. Step 2: Convert to fraction form
    34,912.72/52,371.51 = 11,555.56/x
  3. Step 3: Cross multiply
    34,912.72x = 52,371.51 × 11,555.56
  4. Step 4: Simplify right side
    34,912.72x = 605,182,126.10
  5. Step 5: Solve for x
    x = 605,182,126.10/34,912.72
  6. Step 6: Final answer
    x = 17,334.14

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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.