Home / 49,291.64-73,962.30-19,718

Finding the Fourth Proportional to 49,291.64, 73,962.30 and 19,718

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Solution

The fourth proportional to 49,291.64, 73,962.30 and 19,718 is: 29,586.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,291.64 : 73,962.30 = 19,718 : x
  2. Step 2: Convert to fraction form
    49,291.64/73,962.30 = 19,718/x
  3. Step 3: Cross multiply
    49,291.64x = 73,962.30 × 19,718
  4. Step 4: Simplify right side
    49,291.64x = 1,458,388,631.40
  5. Step 5: Solve for x
    x = 1,458,388,631.40/49,291.64
  6. Step 6: Final answer
    x = 29,586.94

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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.