Home / 11,097.70-16,646.55-9,427.30

Finding the Fourth Proportional to 11,097.70, 16,646.55 and 9,427.30

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Solution

The fourth proportional to 11,097.70, 16,646.55 and 9,427.30 is: 14,140.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,097.70 : 16,646.55 = 9,427.30 : x
  2. Step 2: Convert to fraction form
    11,097.70/16,646.55 = 9,427.30/x
  3. Step 3: Cross multiply
    11,097.70x = 16,646.55 × 9,427.30
  4. Step 4: Simplify right side
    11,097.70x = 156,932,020.82
  5. Step 5: Solve for x
    x = 156,932,020.82/11,097.70
  6. Step 6: Final answer
    x = 14,140.95

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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.