Home / 51,161.96-76,601.23-26,148.15

Finding the Fourth Proportional to 51,161.96, 76,601.23 and 26,148.15

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Solution

The fourth proportional to 51,161.96, 76,601.23 and 26,148.15 is: 39,149.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,161.96 : 76,601.23 = 26,148.15 : x
  2. Step 2: Convert to fraction form
    51,161.96/76,601.23 = 26,148.15/x
  3. Step 3: Cross multiply
    51,161.96x = 76,601.23 × 26,148.15
  4. Step 4: Simplify right side
    51,161.96x = 2,002,980,386.85
  5. Step 5: Solve for x
    x = 2,002,980,386.85/51,161.96
  6. Step 6: Final answer
    x = 39,149.80

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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.