Home / 12,626.24-18,943.30-5,234.18

Finding the Fourth Proportional to 12,626.24, 18,943.30 and 5,234.18

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Solution

The fourth proportional to 12,626.24, 18,943.30 and 5,234.18 is: 7,852.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,626.24 : 18,943.30 = 5,234.18 : x
  2. Step 2: Convert to fraction form
    12,626.24/18,943.30 = 5,234.18/x
  3. Step 3: Cross multiply
    12,626.24x = 18,943.30 × 5,234.18
  4. Step 4: Simplify right side
    12,626.24x = 99,152,641.99
  5. Step 5: Solve for x
    x = 99,152,641.99/12,626.24
  6. Step 6: Final answer
    x = 7,852.90

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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.