Home / 19,170.30-28,754.64-6,022.38

Finding the Fourth Proportional to 19,170.30, 28,754.64 and 6,022.38

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Solution

The fourth proportional to 19,170.30, 28,754.64 and 6,022.38 is: 9,033.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,170.30 : 28,754.64 = 6,022.38 : x
  2. Step 2: Convert to fraction form
    19,170.30/28,754.64 = 6,022.38/x
  3. Step 3: Cross multiply
    19,170.30x = 28,754.64 × 6,022.38
  4. Step 4: Simplify right side
    19,170.30x = 173,171,368.84
  5. Step 5: Solve for x
    x = 173,171,368.84/19,170.30
  6. Step 6: Final answer
    x = 9,033.32

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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.