Home / 49,199.28-73,811.28-14,139

Finding the Fourth Proportional to 49,199.28, 73,811.28 and 14,139

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Solution

The fourth proportional to 49,199.28, 73,811.28 and 14,139 is: 21,212.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,199.28 : 73,811.28 = 14,139 : x
  2. Step 2: Convert to fraction form
    49,199.28/73,811.28 = 14,139/x
  3. Step 3: Cross multiply
    49,199.28x = 73,811.28 × 14,139
  4. Step 4: Simplify right side
    49,199.28x = 1,043,617,687.92
  5. Step 5: Solve for x
    x = 1,043,617,687.92/49,199.28
  6. Step 6: Final answer
    x = 21,212.05

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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.