Home / 19,830.96-29,704.32-14,893.20

Finding the Fourth Proportional to 19,830.96, 29,704.32 and 14,893.20

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Solution

The fourth proportional to 19,830.96, 29,704.32 and 14,893.20 is: 22,308.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,830.96 : 29,704.32 = 14,893.20 : x
  2. Step 2: Convert to fraction form
    19,830.96/29,704.32 = 14,893.20/x
  3. Step 3: Cross multiply
    19,830.96x = 29,704.32 × 14,893.20
  4. Step 4: Simplify right side
    19,830.96x = 442,392,378.62
  5. Step 5: Solve for x
    x = 442,392,378.62/19,830.96
  6. Step 6: Final answer
    x = 22,308.17

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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.