Home / 13,263.38-19,894.58-4,498.30

Finding the Fourth Proportional to 13,263.38, 19,894.58 and 4,498.30

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Solution

The fourth proportional to 13,263.38, 19,894.58 and 4,498.30 is: 6,747.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,263.38 : 19,894.58 = 4,498.30 : x
  2. Step 2: Convert to fraction form
    13,263.38/19,894.58 = 4,498.30/x
  3. Step 3: Cross multiply
    13,263.38x = 19,894.58 × 4,498.30
  4. Step 4: Simplify right side
    13,263.38x = 89,491,789.21
  5. Step 5: Solve for x
    x = 89,491,789.21/13,263.38
  6. Step 6: Final answer
    x = 6,747.28

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Similar ratio
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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.