Home / 12,353.04-18,529.68-4,857.36

Finding the Fourth Proportional to 12,353.04, 18,529.68 and 4,857.36

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Solution

The fourth proportional to 12,353.04, 18,529.68 and 4,857.36 is: 7,286.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,353.04 : 18,529.68 = 4,857.36 : x
  2. Step 2: Convert to fraction form
    12,353.04/18,529.68 = 4,857.36/x
  3. Step 3: Cross multiply
    12,353.04x = 18,529.68 × 4,857.36
  4. Step 4: Simplify right side
    12,353.04x = 90,005,326.44
  5. Step 5: Solve for x
    x = 90,005,326.44/12,353.04
  6. Step 6: Final answer
    x = 7,286.09

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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.