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Finding the Fourth Proportional to 50,509.55, 75,764.70 and 22,422.06

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Solution

The fourth proportional to 50,509.55, 75,764.70 and 22,422.06 is: 33,633.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,509.55 : 75,764.70 = 22,422.06 : x
  2. Step 2: Convert to fraction form
    50,509.55/75,764.70 = 22,422.06/x
  3. Step 3: Cross multiply
    50,509.55x = 75,764.70 × 22,422.06
  4. Step 4: Simplify right side
    50,509.55x = 1,698,800,649.28
  5. Step 5: Solve for x
    x = 1,698,800,649.28/50,509.55
  6. Step 6: Final answer
    x = 33,633.26

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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.