Home / 22,019.80-30,391.96-14,060.64

Finding the Fourth Proportional to 22,019.80, 30,391.96 and 14,060.64

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Solution

The fourth proportional to 22,019.80, 30,391.96 and 14,060.64 is: 19,406.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,019.80 : 30,391.96 = 14,060.64 : x
  2. Step 2: Convert to fraction form
    22,019.80/30,391.96 = 14,060.64/x
  3. Step 3: Cross multiply
    22,019.80x = 30,391.96 × 14,060.64
  4. Step 4: Simplify right side
    22,019.80x = 427,330,408.45
  5. Step 5: Solve for x
    x = 427,330,408.45/22,019.80
  6. Step 6: Final answer
    x = 19,406.64

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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.