Home / 14,091.18-19,447.14-7,803.56

Finding the Fourth Proportional to 14,091.18, 19,447.14 and 7,803.56

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Solution

The fourth proportional to 14,091.18, 19,447.14 and 7,803.56 is: 10,769.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,091.18 : 19,447.14 = 7,803.56 : x
  2. Step 2: Convert to fraction form
    14,091.18/19,447.14 = 7,803.56/x
  3. Step 3: Cross multiply
    14,091.18x = 19,447.14 × 7,803.56
  4. Step 4: Simplify right side
    14,091.18x = 151,756,826.58
  5. Step 5: Solve for x
    x = 151,756,826.58/14,091.18
  6. Step 6: Final answer
    x = 10,769.63

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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.