Home / 12,824.61-19,238.94-4,926.81

Finding the Fourth Proportional to 12,824.61, 19,238.94 and 4,926.81

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Solution

The fourth proportional to 12,824.61, 19,238.94 and 4,926.81 is: 7,390.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,824.61 : 19,238.94 = 4,926.81 : x
  2. Step 2: Convert to fraction form
    12,824.61/19,238.94 = 4,926.81/x
  3. Step 3: Cross multiply
    12,824.61x = 19,238.94 × 4,926.81
  4. Step 4: Simplify right side
    12,824.61x = 94,786,601.98
  5. Step 5: Solve for x
    x = 94,786,601.98/12,824.61
  6. Step 6: Final answer
    x = 7,390.99

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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.