Home / 9,446.12-14,147.26-9,118.12

Finding the Fourth Proportional to 9,446.12, 14,147.26 and 9,118.12

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Solution

The fourth proportional to 9,446.12, 14,147.26 and 9,118.12 is: 13,656.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,446.12 : 14,147.26 = 9,118.12 : x
  2. Step 2: Convert to fraction form
    9,446.12/14,147.26 = 9,118.12/x
  3. Step 3: Cross multiply
    9,446.12x = 14,147.26 × 9,118.12
  4. Step 4: Simplify right side
    9,446.12x = 128,996,414.35
  5. Step 5: Solve for x
    x = 128,996,414.35/9,446.12
  6. Step 6: Final answer
    x = 13,656.02

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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.