Home / 50,987.75-76,395.15-31,224.96

Finding the Fourth Proportional to 50,987.75, 76,395.15 and 31,224.96

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Solution

The fourth proportional to 50,987.75, 76,395.15 and 31,224.96 is: 46,784.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,987.75 : 76,395.15 = 31,224.96 : x
  2. Step 2: Convert to fraction form
    50,987.75/76,395.15 = 31,224.96/x
  3. Step 3: Cross multiply
    50,987.75x = 76,395.15 × 31,224.96
  4. Step 4: Simplify right side
    50,987.75x = 2,385,435,502.94
  5. Step 5: Solve for x
    x = 2,385,435,502.94/50,987.75
  6. Step 6: Final answer
    x = 46,784.48

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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.