Home / 19,045.44-26,278.37-12,243.02

Finding the Fourth Proportional to 19,045.44, 26,278.37 and 12,243.02

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Solution

The fourth proportional to 19,045.44, 26,278.37 and 12,243.02 is: 16,892.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,045.44 : 26,278.37 = 12,243.02 : x
  2. Step 2: Convert to fraction form
    19,045.44/26,278.37 = 12,243.02/x
  3. Step 3: Cross multiply
    19,045.44x = 26,278.37 × 12,243.02
  4. Step 4: Simplify right side
    19,045.44x = 321,726,416.87
  5. Step 5: Solve for x
    x = 321,726,416.87/19,045.44
  6. Step 6: Final answer
    x = 16,892.57

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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.