Home / 11,039.28-16,535.40-8,836.08

Finding the Fourth Proportional to 11,039.28, 16,535.40 and 8,836.08

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Solution

The fourth proportional to 11,039.28, 16,535.40 and 8,836.08 is: 13,235.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,039.28 : 16,535.40 = 8,836.08 : x
  2. Step 2: Convert to fraction form
    11,039.28/16,535.40 = 8,836.08/x
  3. Step 3: Cross multiply
    11,039.28x = 16,535.40 × 8,836.08
  4. Step 4: Simplify right side
    11,039.28x = 146,108,117.23
  5. Step 5: Solve for x
    x = 146,108,117.23/11,039.28
  6. Step 6: Final answer
    x = 13,235.29

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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.