Home / 12,633.58-18,941.28-5,966.38

Finding the Fourth Proportional to 12,633.58, 18,941.28 and 5,966.38

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Solution

The fourth proportional to 12,633.58, 18,941.28 and 5,966.38 is: 8,945.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,633.58 : 18,941.28 = 5,966.38 : x
  2. Step 2: Convert to fraction form
    12,633.58/18,941.28 = 5,966.38/x
  3. Step 3: Cross multiply
    12,633.58x = 18,941.28 × 5,966.38
  4. Step 4: Simplify right side
    12,633.58x = 113,010,874.17
  5. Step 5: Solve for x
    x = 113,010,874.17/12,633.58
  6. Step 6: Final answer
    x = 8,945.28

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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.