Home / 34,938.28-52,401.84-11,561.68

Finding the Fourth Proportional to 34,938.28, 52,401.84 and 11,561.68

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Solution

The fourth proportional to 34,938.28, 52,401.84 and 11,561.68 is: 17,340.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,938.28 : 52,401.84 = 11,561.68 : x
  2. Step 2: Convert to fraction form
    34,938.28/52,401.84 = 11,561.68/x
  3. Step 3: Cross multiply
    34,938.28x = 52,401.84 × 11,561.68
  4. Step 4: Simplify right side
    34,938.28x = 605,853,305.49
  5. Step 5: Solve for x
    x = 605,853,305.49/34,938.28
  6. Step 6: Final answer
    x = 17,340.67

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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.