Home / 20,884.94-31,254.20-14,968.34

Finding the Fourth Proportional to 20,884.94, 31,254.20 and 14,968.34

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Solution

The fourth proportional to 20,884.94, 31,254.20 and 14,968.34 is: 22,400.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,884.94 : 31,254.20 = 14,968.34 : x
  2. Step 2: Convert to fraction form
    20,884.94/31,254.20 = 14,968.34/x
  3. Step 3: Cross multiply
    20,884.94x = 31,254.20 × 14,968.34
  4. Step 4: Simplify right side
    20,884.94x = 467,823,694.25
  5. Step 5: Solve for x
    x = 467,823,694.25/20,884.94
  6. Step 6: Final answer
    x = 22,400.05

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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.