Home / 19,539.63-29,314.04-8,449.52

Finding the Fourth Proportional to 19,539.63, 29,314.04 and 8,449.52

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Solution

The fourth proportional to 19,539.63, 29,314.04 and 8,449.52 is: 12,676.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,539.63 : 29,314.04 = 8,449.52 : x
  2. Step 2: Convert to fraction form
    19,539.63/29,314.04 = 8,449.52/x
  3. Step 3: Cross multiply
    19,539.63x = 29,314.04 × 8,449.52
  4. Step 4: Simplify right side
    19,539.63x = 247,689,378.44
  5. Step 5: Solve for x
    x = 247,689,378.44/19,539.63
  6. Step 6: Final answer
    x = 12,676.26

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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.