Home / 51,391.46-77,086.28-26,416.83

Finding the Fourth Proportional to 51,391.46, 77,086.28 and 26,416.83

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Solution

The fourth proportional to 51,391.46, 77,086.28 and 26,416.83 is: 39,624.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,391.46 : 77,086.28 = 26,416.83 : x
  2. Step 2: Convert to fraction form
    51,391.46/77,086.28 = 26,416.83/x
  3. Step 3: Cross multiply
    51,391.46x = 77,086.28 × 26,416.83
  4. Step 4: Simplify right side
    51,391.46x = 2,036,375,509.21
  5. Step 5: Solve for x
    x = 2,036,375,509.21/51,391.46
  6. Step 6: Final answer
    x = 39,624.78

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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.