Home / 35,996.83-49,672.18-20,082.31

Finding the Fourth Proportional to 35,996.83, 49,672.18 and 20,082.31

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Solution

The fourth proportional to 35,996.83, 49,672.18 and 20,082.31 is: 27,711.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,996.83 : 49,672.18 = 20,082.31 : x
  2. Step 2: Convert to fraction form
    35,996.83/49,672.18 = 20,082.31/x
  3. Step 3: Cross multiply
    35,996.83x = 49,672.18 × 20,082.31
  4. Step 4: Simplify right side
    35,996.83x = 997,532,117.14
  5. Step 5: Solve for x
    x = 997,532,117.14/35,996.83
  6. Step 6: Final answer
    x = 27,711.67

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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.