Home / 50,726.40-76,132.80-22,689.60

Finding the Fourth Proportional to 50,726.40, 76,132.80 and 22,689.60

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Solution

The fourth proportional to 50,726.40, 76,132.80 and 22,689.60 is: 34,053.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,726.40 : 76,132.80 = 22,689.60 : x
  2. Step 2: Convert to fraction form
    50,726.40/76,132.80 = 22,689.60/x
  3. Step 3: Cross multiply
    50,726.40x = 76,132.80 × 22,689.60
  4. Step 4: Simplify right side
    50,726.40x = 1,727,422,778.88
  5. Step 5: Solve for x
    x = 1,727,422,778.88/50,726.40
  6. Step 6: Final answer
    x = 34,053.72

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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.