Home / 19,850.58-29,776.50-9,984.48

Finding the Fourth Proportional to 19,850.58, 29,776.50 and 9,984.48

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Solution

The fourth proportional to 19,850.58, 29,776.50 and 9,984.48 is: 14,977.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,850.58 : 29,776.50 = 9,984.48 : x
  2. Step 2: Convert to fraction form
    19,850.58/29,776.50 = 9,984.48/x
  3. Step 3: Cross multiply
    19,850.58x = 29,776.50 × 9,984.48
  4. Step 4: Simplify right side
    19,850.58x = 297,302,868.72
  5. Step 5: Solve for x
    x = 297,302,868.72/19,850.58
  6. Step 6: Final answer
    x = 14,977.04

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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.