Home / 12,907.32-19,360.97-3,673.32

Finding the Fourth Proportional to 12,907.32, 19,360.97 and 3,673.32

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Solution

The fourth proportional to 12,907.32, 19,360.97 and 3,673.32 is: 5,509.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,907.32 : 19,360.97 = 3,673.32 : x
  2. Step 2: Convert to fraction form
    12,907.32/19,360.97 = 3,673.32/x
  3. Step 3: Cross multiply
    12,907.32x = 19,360.97 × 3,673.32
  4. Step 4: Simplify right side
    12,907.32x = 71,118,941.52
  5. Step 5: Solve for x
    x = 71,118,941.52/12,907.32
  6. Step 6: Final answer
    x = 5,509.97

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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.