Home / 19,450.30-26,841.20-11,492.36

Finding the Fourth Proportional to 19,450.30, 26,841.20 and 11,492.36

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Solution

The fourth proportional to 19,450.30, 26,841.20 and 11,492.36 is: 15,859.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,450.30 : 26,841.20 = 11,492.36 : x
  2. Step 2: Convert to fraction form
    19,450.30/26,841.20 = 11,492.36/x
  3. Step 3: Cross multiply
    19,450.30x = 26,841.20 × 11,492.36
  4. Step 4: Simplify right side
    19,450.30x = 308,468,733.23
  5. Step 5: Solve for x
    x = 308,468,733.23/19,450.30
  6. Step 6: Final answer
    x = 15,859.33

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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.