Home / 12,504.25-18,752.47-4,182.34

Finding the Fourth Proportional to 12,504.25, 18,752.47 and 4,182.34

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Solution

The fourth proportional to 12,504.25, 18,752.47 and 4,182.34 is: 6,272.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,504.25 : 18,752.47 = 4,182.34 : x
  2. Step 2: Convert to fraction form
    12,504.25/18,752.47 = 4,182.34/x
  3. Step 3: Cross multiply
    12,504.25x = 18,752.47 × 4,182.34
  4. Step 4: Simplify right side
    12,504.25x = 78,429,205.38
  5. Step 5: Solve for x
    x = 78,429,205.38/12,504.25
  6. Step 6: Final answer
    x = 6,272.20

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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.