Home / 50,969.61-70,335.68-28,310.04

Finding the Fourth Proportional to 50,969.61, 70,335.68 and 28,310.04

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Solution

The fourth proportional to 50,969.61, 70,335.68 and 28,310.04 is: 39,066.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,969.61 : 70,335.68 = 28,310.04 : x
  2. Step 2: Convert to fraction form
    50,969.61/70,335.68 = 28,310.04/x
  3. Step 3: Cross multiply
    50,969.61x = 70,335.68 × 28,310.04
  4. Step 4: Simplify right side
    50,969.61x = 1,991,205,772.68
  5. Step 5: Solve for x
    x = 1,991,205,772.68/50,969.61
  6. Step 6: Final answer
    x = 39,066.53

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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.