Home / 36,830.28-55,206-14,612.88

Finding the Fourth Proportional to 36,830.28, 55,206 and 14,612.88

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Solution

The fourth proportional to 36,830.28, 55,206 and 14,612.88 is: 21,903.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,830.28 : 55,206 = 14,612.88 : x
  2. Step 2: Convert to fraction form
    36,830.28/55,206 = 14,612.88/x
  3. Step 3: Cross multiply
    36,830.28x = 55,206 × 14,612.88
  4. Step 4: Simplify right side
    36,830.28x = 806,718,653.28
  5. Step 5: Solve for x
    x = 806,718,653.28/36,830.28
  6. Step 6: Final answer
    x = 21,903.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.