Home / 25,922.25-38,892.49-12,783.85

Finding the Fourth Proportional to 25,922.25, 38,892.49 and 12,783.85

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Solution

The fourth proportional to 25,922.25, 38,892.49 and 12,783.85 is: 19,180.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,922.25 : 38,892.49 = 12,783.85 : x
  2. Step 2: Convert to fraction form
    25,922.25/38,892.49 = 12,783.85/x
  3. Step 3: Cross multiply
    25,922.25x = 38,892.49 × 12,783.85
  4. Step 4: Simplify right side
    25,922.25x = 497,195,629.10
  5. Step 5: Solve for x
    x = 497,195,629.10/25,922.25
  6. Step 6: Final answer
    x = 19,180.27

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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.