Home / 50,782.10-76,180.23-21,193.16

Finding the Fourth Proportional to 50,782.10, 76,180.23 and 21,193.16

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Solution

The fourth proportional to 50,782.10, 76,180.23 and 21,193.16 is: 31,792.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,782.10 : 76,180.23 = 21,193.16 : x
  2. Step 2: Convert to fraction form
    50,782.10/76,180.23 = 21,193.16/x
  3. Step 3: Cross multiply
    50,782.10x = 76,180.23 × 21,193.16
  4. Step 4: Simplify right side
    50,782.10x = 1,614,499,803.23
  5. Step 5: Solve for x
    x = 1,614,499,803.23/50,782.10
  6. Step 6: Final answer
    x = 31,792.69

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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.