Home / 17,474.81-26,205.83-6,378.21

Finding the Fourth Proportional to 17,474.81, 26,205.83 and 6,378.21

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Solution

The fourth proportional to 17,474.81, 26,205.83 and 6,378.21 is: 9,564.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,474.81 : 26,205.83 = 6,378.21 : x
  2. Step 2: Convert to fraction form
    17,474.81/26,205.83 = 6,378.21/x
  3. Step 3: Cross multiply
    17,474.81x = 26,205.83 × 6,378.21
  4. Step 4: Simplify right side
    17,474.81x = 167,146,278.99
  5. Step 5: Solve for x
    x = 167,146,278.99/17,474.81
  6. Step 6: Final answer
    x = 9,564.99

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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.