Home / 49,005.04-73,503.24-19,415.20

Finding the Fourth Proportional to 49,005.04, 73,503.24 and 19,415.20

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Solution

The fourth proportional to 49,005.04, 73,503.24 and 19,415.20 is: 29,121.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,005.04 : 73,503.24 = 19,415.20 : x
  2. Step 2: Convert to fraction form
    49,005.04/73,503.24 = 19,415.20/x
  3. Step 3: Cross multiply
    49,005.04x = 73,503.24 × 19,415.20
  4. Step 4: Simplify right side
    49,005.04x = 1,427,080,105.25
  5. Step 5: Solve for x
    x = 1,427,080,105.25/49,005.04
  6. Step 6: Final answer
    x = 29,121.09

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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.