Home / 50,884.22-70,224.53-28,230.50

Finding the Fourth Proportional to 50,884.22, 70,224.53 and 28,230.50

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Solution

The fourth proportional to 50,884.22, 70,224.53 and 28,230.50 is: 38,960.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,884.22 : 70,224.53 = 28,230.50 : x
  2. Step 2: Convert to fraction form
    50,884.22/70,224.53 = 28,230.50/x
  3. Step 3: Cross multiply
    50,884.22x = 70,224.53 × 28,230.50
  4. Step 4: Simplify right side
    50,884.22x = 1,982,473,101.89
  5. Step 5: Solve for x
    x = 1,982,473,101.89/50,884.22
  6. Step 6: Final answer
    x = 38,960.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.