Home / 14,091.49-19,446.48-7,717.96

Finding the Fourth Proportional to 14,091.49, 19,446.48 and 7,717.96

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Solution

The fourth proportional to 14,091.49, 19,446.48 and 7,717.96 is: 10,650.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,091.49 : 19,446.48 = 7,717.96 : x
  2. Step 2: Convert to fraction form
    14,091.49/19,446.48 = 7,717.96/x
  3. Step 3: Cross multiply
    14,091.49x = 19,446.48 × 7,717.96
  4. Step 4: Simplify right side
    14,091.49x = 150,087,154.78
  5. Step 5: Solve for x
    x = 150,087,154.78/14,091.49
  6. Step 6: Final answer
    x = 10,650.91

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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.