Home / 50,820.57-76,277.67-25,878.60

Finding the Fourth Proportional to 50,820.57, 76,277.67 and 25,878.60

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Solution

The fourth proportional to 50,820.57, 76,277.67 and 25,878.60 is: 38,841.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,820.57 : 76,277.67 = 25,878.60 : x
  2. Step 2: Convert to fraction form
    50,820.57/76,277.67 = 25,878.60/x
  3. Step 3: Cross multiply
    50,820.57x = 76,277.67 × 25,878.60
  4. Step 4: Simplify right side
    50,820.57x = 1,973,959,310.86
  5. Step 5: Solve for x
    x = 1,973,959,310.86/50,820.57
  6. Step 6: Final answer
    x = 38,841.74

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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.