Home / 19,984.20-29,952.96-15,037.94

Finding the Fourth Proportional to 19,984.20, 29,952.96 and 15,037.94

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Solution

The fourth proportional to 19,984.20, 29,952.96 and 15,037.94 is: 22,539.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,984.20 : 29,952.96 = 15,037.94 : x
  2. Step 2: Convert to fraction form
    19,984.20/29,952.96 = 15,037.94/x
  3. Step 3: Cross multiply
    19,984.20x = 29,952.96 × 15,037.94
  4. Step 4: Simplify right side
    19,984.20x = 450,430,815.30
  5. Step 5: Solve for x
    x = 450,430,815.30/19,984.20
  6. Step 6: Final answer
    x = 22,539.35

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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.