Home / 49,519.14-74,277.96-12,079.50

Finding the Fourth Proportional to 49,519.14, 74,277.96 and 12,079.50

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Solution

The fourth proportional to 49,519.14, 74,277.96 and 12,079.50 is: 18,119.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,519.14 : 74,277.96 = 12,079.50 : x
  2. Step 2: Convert to fraction form
    49,519.14/74,277.96 = 12,079.50/x
  3. Step 3: Cross multiply
    49,519.14x = 74,277.96 × 12,079.50
  4. Step 4: Simplify right side
    49,519.14x = 897,240,617.82
  5. Step 5: Solve for x
    x = 897,240,617.82/49,519.14
  6. Step 6: Final answer
    x = 18,119.07

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1.5x scale

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.