Home / 12,824.70-19,238.14-4,503.99

Finding the Fourth Proportional to 12,824.70, 19,238.14 and 4,503.99

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Solution

The fourth proportional to 12,824.70, 19,238.14 and 4,503.99 is: 6,756.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,824.70 : 19,238.14 = 4,503.99 : x
  2. Step 2: Convert to fraction form
    12,824.70/19,238.14 = 4,503.99/x
  3. Step 3: Cross multiply
    12,824.70x = 19,238.14 × 4,503.99
  4. Step 4: Simplify right side
    12,824.70x = 86,648,359.74
  5. Step 5: Solve for x
    x = 86,648,359.74/12,824.70
  6. Step 6: Final answer
    x = 6,756.37

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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.