Home / 22,249.34-30,690.73-14,695.68

Finding the Fourth Proportional to 22,249.34, 30,690.73 and 14,695.68

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Solution

The fourth proportional to 22,249.34, 30,690.73 and 14,695.68 is: 20,271.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,249.34 : 30,690.73 = 14,695.68 : x
  2. Step 2: Convert to fraction form
    22,249.34/30,690.73 = 14,695.68/x
  3. Step 3: Cross multiply
    22,249.34x = 30,690.73 × 14,695.68
  4. Step 4: Simplify right side
    22,249.34x = 451,021,147.05
  5. Step 5: Solve for x
    x = 451,021,147.05/22,249.34
  6. Step 6: Final answer
    x = 20,271.21

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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.