Home / 11,373.54-15,581.84-10,947.42

Finding the Fourth Proportional to 11,373.54, 15,581.84 and 10,947.42

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Solution

The fourth proportional to 11,373.54, 15,581.84 and 10,947.42 is: 14,998.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,373.54 : 15,581.84 = 10,947.42 : x
  2. Step 2: Convert to fraction form
    11,373.54/15,581.84 = 10,947.42/x
  3. Step 3: Cross multiply
    11,373.54x = 15,581.84 × 10,947.42
  4. Step 4: Simplify right side
    11,373.54x = 170,580,946.85
  5. Step 5: Solve for x
    x = 170,580,946.85/11,373.54
  6. Step 6: Final answer
    x = 14,998.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.