Home / 21,736.28-32,604.07-6,945.10

Finding the Fourth Proportional to 21,736.28, 32,604.07 and 6,945.10

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Solution

The fourth proportional to 21,736.28, 32,604.07 and 6,945.10 is: 10,417.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,736.28 : 32,604.07 = 6,945.10 : x
  2. Step 2: Convert to fraction form
    21,736.28/32,604.07 = 6,945.10/x
  3. Step 3: Cross multiply
    21,736.28x = 32,604.07 × 6,945.10
  4. Step 4: Simplify right side
    21,736.28x = 226,438,526.56
  5. Step 5: Solve for x
    x = 226,438,526.56/21,736.28
  6. Step 6: Final answer
    x = 10,417.54

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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.