Home / 19,071.63-28,623.92-13,232.34

Finding the Fourth Proportional to 19,071.63, 28,623.92 and 13,232.34

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Solution

The fourth proportional to 19,071.63, 28,623.92 and 13,232.34 is: 19,859.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,071.63 : 28,623.92 = 13,232.34 : x
  2. Step 2: Convert to fraction form
    19,071.63/28,623.92 = 13,232.34/x
  3. Step 3: Cross multiply
    19,071.63x = 28,623.92 × 13,232.34
  4. Step 4: Simplify right side
    19,071.63x = 378,761,375.41
  5. Step 5: Solve for x
    x = 378,761,375.41/19,071.63
  6. Step 6: Final answer
    x = 19,859.94

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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.