Home / 22,045.44-30,409.92-14,493.12

Finding the Fourth Proportional to 22,045.44, 30,409.92 and 14,493.12

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Solution

The fourth proportional to 22,045.44, 30,409.92 and 14,493.12 is: 19,992.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,045.44 : 30,409.92 = 14,493.12 : x
  2. Step 2: Convert to fraction form
    22,045.44/30,409.92 = 14,493.12/x
  3. Step 3: Cross multiply
    22,045.44x = 30,409.92 × 14,493.12
  4. Step 4: Simplify right side
    22,045.44x = 440,734,619.75
  5. Step 5: Solve for x
    x = 440,734,619.75/22,045.44
  6. Step 6: Final answer
    x = 19,992.10

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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.