Home / 22,438.37-30,965.15-12,366.84

Finding the Fourth Proportional to 22,438.37, 30,965.15 and 12,366.84

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Solution

The fourth proportional to 22,438.37, 30,965.15 and 12,366.84 is: 17,066.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,438.37 : 30,965.15 = 12,366.84 : x
  2. Step 2: Convert to fraction form
    22,438.37/30,965.15 = 12,366.84/x
  3. Step 3: Cross multiply
    22,438.37x = 30,965.15 × 12,366.84
  4. Step 4: Simplify right side
    22,438.37x = 382,940,993.79
  5. Step 5: Solve for x
    x = 382,940,993.79/22,438.37
  6. Step 6: Final answer
    x = 17,066.34

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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.