Home / 50,849.06-70,164.31-28,188.03

Finding the Fourth Proportional to 50,849.06, 70,164.31 and 28,188.03

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Solution

The fourth proportional to 50,849.06, 70,164.31 and 28,188.03 is: 38,895.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,849.06 : 70,164.31 = 28,188.03 : x
  2. Step 2: Convert to fraction form
    50,849.06/70,164.31 = 28,188.03/x
  3. Step 3: Cross multiply
    50,849.06x = 70,164.31 × 28,188.03
  4. Step 4: Simplify right side
    50,849.06x = 1,977,793,675.21
  5. Step 5: Solve for x
    x = 1,977,793,675.21/50,849.06
  6. Step 6: Final answer
    x = 38,895.38

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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.