Home / 50,722.02-76,033.58-21,148.31

Finding the Fourth Proportional to 50,722.02, 76,033.58 and 21,148.31

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Solution

The fourth proportional to 50,722.02, 76,033.58 and 21,148.31 is: 31,701.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,722.02 : 76,033.58 = 21,148.31 : x
  2. Step 2: Convert to fraction form
    50,722.02/76,033.58 = 21,148.31/x
  3. Step 3: Cross multiply
    50,722.02x = 76,033.58 × 21,148.31
  4. Step 4: Simplify right side
    50,722.02x = 1,607,981,720.25
  5. Step 5: Solve for x
    x = 1,607,981,720.25/50,722.02
  6. Step 6: Final answer
    x = 31,701.85

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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.