Home / 31,769.92-47,576.80-26,189.12

Finding the Fourth Proportional to 31,769.92, 47,576.80 and 26,189.12

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Solution

The fourth proportional to 31,769.92, 47,576.80 and 26,189.12 is: 39,219.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,769.92 : 47,576.80 = 26,189.12 : x
  2. Step 2: Convert to fraction form
    31,769.92/47,576.80 = 26,189.12/x
  3. Step 3: Cross multiply
    31,769.92x = 47,576.80 × 26,189.12
  4. Step 4: Simplify right side
    31,769.92x = 1,245,994,524.42
  5. Step 5: Solve for x
    x = 1,245,994,524.42/31,769.92
  6. Step 6: Final answer
    x = 39,219.32

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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.