Home / 38,536.24-57,808.98-13,571.12

Finding the Fourth Proportional to 38,536.24, 57,808.98 and 13,571.12

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Solution

The fourth proportional to 38,536.24, 57,808.98 and 13,571.12 is: 20,358.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,536.24 : 57,808.98 = 13,571.12 : x
  2. Step 2: Convert to fraction form
    38,536.24/57,808.98 = 13,571.12/x
  3. Step 3: Cross multiply
    38,536.24x = 57,808.98 × 13,571.12
  4. Step 4: Simplify right side
    38,536.24x = 784,532,604.66
  5. Step 5: Solve for x
    x = 784,532,604.66/38,536.24
  6. Step 6: Final answer
    x = 20,358.31

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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.