Home / 23,911.44-32,998.60-13,156.78

Finding the Fourth Proportional to 23,911.44, 32,998.60 and 13,156.78

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Solution

The fourth proportional to 23,911.44, 32,998.60 and 13,156.78 is: 18,156.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,911.44 : 32,998.60 = 13,156.78 : x
  2. Step 2: Convert to fraction form
    23,911.44/32,998.60 = 13,156.78/x
  3. Step 3: Cross multiply
    23,911.44x = 32,998.60 × 13,156.78
  4. Step 4: Simplify right side
    23,911.44x = 434,155,320.51
  5. Step 5: Solve for x
    x = 434,155,320.51/23,911.44
  6. Step 6: Final answer
    x = 18,156.80

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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.