Home / 13,471.54-20,194.35-6,900.82

Finding the Fourth Proportional to 13,471.54, 20,194.35 and 6,900.82

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Solution

The fourth proportional to 13,471.54, 20,194.35 and 6,900.82 is: 10,344.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,471.54 : 20,194.35 = 6,900.82 : x
  2. Step 2: Convert to fraction form
    13,471.54/20,194.35 = 6,900.82/x
  3. Step 3: Cross multiply
    13,471.54x = 20,194.35 × 6,900.82
  4. Step 4: Simplify right side
    13,471.54x = 139,357,574.37
  5. Step 5: Solve for x
    x = 139,357,574.37/13,471.54
  6. Step 6: Final answer
    x = 10,344.59

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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.