Home / 17,912.42-26,871.55-6,228.98

Finding the Fourth Proportional to 17,912.42, 26,871.55 and 6,228.98

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Solution

The fourth proportional to 17,912.42, 26,871.55 and 6,228.98 is: 9,344.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,912.42 : 26,871.55 = 6,228.98 : x
  2. Step 2: Convert to fraction form
    17,912.42/26,871.55 = 6,228.98/x
  3. Step 3: Cross multiply
    17,912.42x = 26,871.55 × 6,228.98
  4. Step 4: Simplify right side
    17,912.42x = 167,382,347.52
  5. Step 5: Solve for x
    x = 167,382,347.52/17,912.42
  6. Step 6: Final answer
    x = 9,344.49

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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.