Home / 19,125.44-26,321.20-16,180

Finding the Fourth Proportional to 19,125.44, 26,321.20 and 16,180

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Solution

The fourth proportional to 19,125.44, 26,321.20 and 16,180 is: 22,267.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,125.44 : 26,321.20 = 16,180 : x
  2. Step 2: Convert to fraction form
    19,125.44/26,321.20 = 16,180/x
  3. Step 3: Cross multiply
    19,125.44x = 26,321.20 × 16,180
  4. Step 4: Simplify right side
    19,125.44x = 425,877,016
  5. Step 5: Solve for x
    x = 425,877,016/19,125.44
  6. Step 6: Final answer
    x = 22,267.57

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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.