Home / 14,091.76-19,446.66-7,804.24

Finding the Fourth Proportional to 14,091.76, 19,446.66 and 7,804.24

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Solution

The fourth proportional to 14,091.76, 19,446.66 and 7,804.24 is: 10,769.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,091.76 : 19,446.66 = 7,804.24 : x
  2. Step 2: Convert to fraction form
    14,091.76/19,446.66 = 7,804.24/x
  3. Step 3: Cross multiply
    14,091.76x = 19,446.66 × 7,804.24
  4. Step 4: Simplify right side
    14,091.76x = 151,766,401.84
  5. Step 5: Solve for x
    x = 151,766,401.84/14,091.76
  6. Step 6: Final answer
    x = 10,769.87

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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.