Home / 12,949.90-19,425.46-4,633.86

Finding the Fourth Proportional to 12,949.90, 19,425.46 and 4,633.86

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Solution

The fourth proportional to 12,949.90, 19,425.46 and 4,633.86 is: 6,951.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,949.90 : 19,425.46 = 4,633.86 : x
  2. Step 2: Convert to fraction form
    12,949.90/19,425.46 = 4,633.86/x
  3. Step 3: Cross multiply
    12,949.90x = 19,425.46 × 4,633.86
  4. Step 4: Simplify right side
    12,949.90x = 90,014,862.08
  5. Step 5: Solve for x
    x = 90,014,862.08/12,949.90
  6. Step 6: Final answer
    x = 6,951.01

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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.