Home / 13,298.72-19,950.45-4,414.58

Finding the Fourth Proportional to 13,298.72, 19,950.45 and 4,414.58

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Solution

The fourth proportional to 13,298.72, 19,950.45 and 4,414.58 is: 6,622.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,298.72 : 19,950.45 = 4,414.58 : x
  2. Step 2: Convert to fraction form
    13,298.72/19,950.45 = 4,414.58/x
  3. Step 3: Cross multiply
    13,298.72x = 19,950.45 × 4,414.58
  4. Step 4: Simplify right side
    13,298.72x = 88,072,907.44
  5. Step 5: Solve for x
    x = 88,072,907.44/13,298.72
  6. Step 6: Final answer
    x = 6,622.66

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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.