Home / 13,237.48-19,855.94-3,376.76

Finding the Fourth Proportional to 13,237.48, 19,855.94 and 3,376.76

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Solution

The fourth proportional to 13,237.48, 19,855.94 and 3,376.76 is: 5,065.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,237.48 : 19,855.94 = 3,376.76 : x
  2. Step 2: Convert to fraction form
    13,237.48/19,855.94 = 3,376.76/x
  3. Step 3: Cross multiply
    13,237.48x = 19,855.94 × 3,376.76
  4. Step 4: Simplify right side
    13,237.48x = 67,048,743.95
  5. Step 5: Solve for x
    x = 67,048,743.95/13,237.48
  6. Step 6: Final answer
    x = 5,065.07

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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.