Home / 19,846.24-27,384.48-11,461.12

Finding the Fourth Proportional to 19,846.24, 27,384.48 and 11,461.12

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Solution

The fourth proportional to 19,846.24, 27,384.48 and 11,461.12 is: 15,814.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,846.24 : 27,384.48 = 11,461.12 : x
  2. Step 2: Convert to fraction form
    19,846.24/27,384.48 = 11,461.12/x
  3. Step 3: Cross multiply
    19,846.24x = 27,384.48 × 11,461.12
  4. Step 4: Simplify right side
    19,846.24x = 313,856,811.42
  5. Step 5: Solve for x
    x = 313,856,811.42/19,846.24
  6. Step 6: Final answer
    x = 15,814.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.