Home / 17,905.91-26,858.84-6,219.23

Finding the Fourth Proportional to 17,905.91, 26,858.84 and 6,219.23

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Solution

The fourth proportional to 17,905.91, 26,858.84 and 6,219.23 is: 9,328.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,905.91 : 26,858.84 = 6,219.23 : x
  2. Step 2: Convert to fraction form
    17,905.91/26,858.84 = 6,219.23/x
  3. Step 3: Cross multiply
    17,905.91x = 26,858.84 × 6,219.23
  4. Step 4: Simplify right side
    17,905.91x = 167,041,138.10
  5. Step 5: Solve for x
    x = 167,041,138.10/17,905.91
  6. Step 6: Final answer
    x = 9,328.83

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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.