Home / 32,431.78-44,749.53-19,847.62

Finding the Fourth Proportional to 32,431.78, 44,749.53 and 19,847.62

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Solution

The fourth proportional to 32,431.78, 44,749.53 and 19,847.62 is: 27,385.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,431.78 : 44,749.53 = 19,847.62 : x
  2. Step 2: Convert to fraction form
    32,431.78/44,749.53 = 19,847.62/x
  3. Step 3: Cross multiply
    32,431.78x = 44,749.53 × 19,847.62
  4. Step 4: Simplify right side
    32,431.78x = 888,171,666.62
  5. Step 5: Solve for x
    x = 888,171,666.62/32,431.78
  6. Step 6: Final answer
    x = 27,385.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.