Home / 49,519.36-74,245.78-19,506.16

Finding the Fourth Proportional to 49,519.36, 74,245.78 and 19,506.16

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Solution

The fourth proportional to 49,519.36, 74,245.78 and 19,506.16 is: 29,246.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,519.36 : 74,245.78 = 19,506.16 : x
  2. Step 2: Convert to fraction form
    49,519.36/74,245.78 = 19,506.16/x
  3. Step 3: Cross multiply
    49,519.36x = 74,245.78 × 19,506.16
  4. Step 4: Simplify right side
    49,519.36x = 1,448,250,064.00
  5. Step 5: Solve for x
    x = 1,448,250,064.00/49,519.36
  6. Step 6: Final answer
    x = 29,246.14

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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.