Home / 13,087.68-19,631.16-3,226.92

Finding the Fourth Proportional to 13,087.68, 19,631.16 and 3,226.92

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Solution

The fourth proportional to 13,087.68, 19,631.16 and 3,226.92 is: 4,840.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,087.68 : 19,631.16 = 3,226.92 : x
  2. Step 2: Convert to fraction form
    13,087.68/19,631.16 = 3,226.92/x
  3. Step 3: Cross multiply
    13,087.68x = 19,631.16 × 3,226.92
  4. Step 4: Simplify right side
    13,087.68x = 63,348,182.83
  5. Step 5: Solve for x
    x = 63,348,182.83/13,087.68
  6. Step 6: Final answer
    x = 4,840.29

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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.