Home / 19,533.96-29,300.94-12,972.96

Finding the Fourth Proportional to 19,533.96, 29,300.94 and 12,972.96

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Solution

The fourth proportional to 19,533.96, 29,300.94 and 12,972.96 is: 19,459.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,533.96 : 29,300.94 = 12,972.96 : x
  2. Step 2: Convert to fraction form
    19,533.96/29,300.94 = 12,972.96/x
  3. Step 3: Cross multiply
    19,533.96x = 29,300.94 × 12,972.96
  4. Step 4: Simplify right side
    19,533.96x = 380,119,922.58
  5. Step 5: Solve for x
    x = 380,119,922.58/19,533.96
  6. Step 6: Final answer
    x = 19,459.44

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Similar ratio
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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.