Home / 22,182.78-30,604.88-14,632.86

Finding the Fourth Proportional to 22,182.78, 30,604.88 and 14,632.86

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Solution

The fourth proportional to 22,182.78, 30,604.88 and 14,632.86 is: 20,188.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,182.78 : 30,604.88 = 14,632.86 : x
  2. Step 2: Convert to fraction form
    22,182.78/30,604.88 = 14,632.86/x
  3. Step 3: Cross multiply
    22,182.78x = 30,604.88 × 14,632.86
  4. Step 4: Simplify right side
    22,182.78x = 447,836,924.36
  5. Step 5: Solve for x
    x = 447,836,924.36/22,182.78
  6. Step 6: Final answer
    x = 20,188.49

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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.