Home / 50,490.90-75,726.43-17,212.82

Finding the Fourth Proportional to 50,490.90, 75,726.43 and 17,212.82

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Solution

The fourth proportional to 50,490.90, 75,726.43 and 17,212.82 is: 25,815.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,490.90 : 75,726.43 = 17,212.82 : x
  2. Step 2: Convert to fraction form
    50,490.90/75,726.43 = 17,212.82/x
  3. Step 3: Cross multiply
    50,490.90x = 75,726.43 × 17,212.82
  4. Step 4: Simplify right side
    50,490.90x = 1,303,465,408.83
  5. Step 5: Solve for x
    x = 1,303,465,408.83/50,490.90
  6. Step 6: Final answer
    x = 25,815.85

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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.