Home / 50,255.48-75,262.80-28,013.60

Finding the Fourth Proportional to 50,255.48, 75,262.80 and 28,013.60

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Solution

The fourth proportional to 50,255.48, 75,262.80 and 28,013.60 is: 41,953.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,255.48 : 75,262.80 = 28,013.60 : x
  2. Step 2: Convert to fraction form
    50,255.48/75,262.80 = 28,013.60/x
  3. Step 3: Cross multiply
    50,255.48x = 75,262.80 × 28,013.60
  4. Step 4: Simplify right side
    50,255.48x = 2,108,381,974.08
  5. Step 5: Solve for x
    x = 2,108,381,974.08/50,255.48
  6. Step 6: Final answer
    x = 41,953.28

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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.