Home / 50,933.28-70,284.66-28,272.30

Finding the Fourth Proportional to 50,933.28, 70,284.66 and 28,272.30

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Solution

The fourth proportional to 50,933.28, 70,284.66 and 28,272.30 is: 39,013.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,933.28 : 70,284.66 = 28,272.30 : x
  2. Step 2: Convert to fraction form
    50,933.28/70,284.66 = 28,272.30/x
  3. Step 3: Cross multiply
    50,933.28x = 70,284.66 × 28,272.30
  4. Step 4: Simplify right side
    50,933.28x = 1,987,108,992.92
  5. Step 5: Solve for x
    x = 1,987,108,992.92/50,933.28
  6. Step 6: Final answer
    x = 39,013.96

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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.