Home / 23,042.20-31,783.44-14,084.68

Finding the Fourth Proportional to 23,042.20, 31,783.44 and 14,084.68

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Solution

The fourth proportional to 23,042.20, 31,783.44 and 14,084.68 is: 19,427.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,042.20 : 31,783.44 = 14,084.68 : x
  2. Step 2: Convert to fraction form
    23,042.20/31,783.44 = 14,084.68/x
  3. Step 3: Cross multiply
    23,042.20x = 31,783.44 × 14,084.68
  4. Step 4: Simplify right side
    23,042.20x = 447,659,581.70
  5. Step 5: Solve for x
    x = 447,659,581.70/23,042.20
  6. Step 6: Final answer
    x = 19,427.81

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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.