Home / 11,790.28-17,676.78-10,070.92

Finding the Fourth Proportional to 11,790.28, 17,676.78 and 10,070.92

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Solution

The fourth proportional to 11,790.28, 17,676.78 and 10,070.92 is: 15,099.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,790.28 : 17,676.78 = 10,070.92 : x
  2. Step 2: Convert to fraction form
    11,790.28/17,676.78 = 10,070.92/x
  3. Step 3: Cross multiply
    11,790.28x = 17,676.78 × 10,070.92
  4. Step 4: Simplify right side
    11,790.28x = 178,021,437.24
  5. Step 5: Solve for x
    x = 178,021,437.24/11,790.28
  6. Step 6: Final answer
    x = 15,099.00

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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.