Home / 25,228.98-37,851.84-11,187.09

Finding the Fourth Proportional to 25,228.98, 37,851.84 and 11,187.09

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Solution

The fourth proportional to 25,228.98, 37,851.84 and 11,187.09 is: 16,784.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,228.98 : 37,851.84 = 11,187.09 : x
  2. Step 2: Convert to fraction form
    25,228.98/37,851.84 = 11,187.09/x
  3. Step 3: Cross multiply
    25,228.98x = 37,851.84 × 11,187.09
  4. Step 4: Simplify right side
    25,228.98x = 423,451,940.75
  5. Step 5: Solve for x
    x = 423,451,940.75/25,228.98
  6. Step 6: Final answer
    x = 16,784.35

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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.