Home / 50,933.61-70,288.97-28,273.05

Finding the Fourth Proportional to 50,933.61, 70,288.97 and 28,273.05

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Solution

The fourth proportional to 50,933.61, 70,288.97 and 28,273.05 is: 39,017.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,933.61 : 70,288.97 = 28,273.05 : x
  2. Step 2: Convert to fraction form
    50,933.61/70,288.97 = 28,273.05/x
  3. Step 3: Cross multiply
    50,933.61x = 70,288.97 × 28,273.05
  4. Step 4: Simplify right side
    50,933.61x = 1,987,283,421.89
  5. Step 5: Solve for x
    x = 1,987,283,421.89/50,933.61
  6. Step 6: Final answer
    x = 39,017.13

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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.