Home / 49,170.19-73,756.83-13,631.84

Finding the Fourth Proportional to 49,170.19, 73,756.83 and 13,631.84

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Solution

The fourth proportional to 49,170.19, 73,756.83 and 13,631.84 is: 20,448.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,170.19 : 73,756.83 = 13,631.84 : x
  2. Step 2: Convert to fraction form
    49,170.19/73,756.83 = 13,631.84/x
  3. Step 3: Cross multiply
    49,170.19x = 73,756.83 × 13,631.84
  4. Step 4: Simplify right side
    49,170.19x = 1,005,441,602.59
  5. Step 5: Solve for x
    x = 1,005,441,602.59/49,170.19
  6. Step 6: Final answer
    x = 20,448.19

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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.