Home / 12,446.34-17,177.16-9,297.06

Finding the Fourth Proportional to 12,446.34, 17,177.16 and 9,297.06

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Solution

The fourth proportional to 12,446.34, 17,177.16 and 9,297.06 is: 12,830.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,446.34 : 17,177.16 = 9,297.06 : x
  2. Step 2: Convert to fraction form
    12,446.34/17,177.16 = 9,297.06/x
  3. Step 3: Cross multiply
    12,446.34x = 17,177.16 × 9,297.06
  4. Step 4: Simplify right side
    12,446.34x = 159,697,087.15
  5. Step 5: Solve for x
    x = 159,697,087.15/12,446.34
  6. Step 6: Final answer
    x = 12,830.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.