Home / 23,076.19-31,845.05-12,465.80

Finding the Fourth Proportional to 23,076.19, 31,845.05 and 12,465.80

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Solution

The fourth proportional to 23,076.19, 31,845.05 and 12,465.80 is: 17,202.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,076.19 : 31,845.05 = 12,465.80 : x
  2. Step 2: Convert to fraction form
    23,076.19/31,845.05 = 12,465.80/x
  3. Step 3: Cross multiply
    23,076.19x = 31,845.05 × 12,465.80
  4. Step 4: Simplify right side
    23,076.19x = 396,973,968.90
  5. Step 5: Solve for x
    x = 396,973,968.90/23,076.19
  6. Step 6: Final answer
    x = 17,202.75

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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.