Home / 50,899.26-70,241.41-28,239.74

Finding the Fourth Proportional to 50,899.26, 70,241.41 and 28,239.74

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Solution

The fourth proportional to 50,899.26, 70,241.41 and 28,239.74 is: 38,971.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,899.26 : 70,241.41 = 28,239.74 : x
  2. Step 2: Convert to fraction form
    50,899.26/70,241.41 = 28,239.74/x
  3. Step 3: Cross multiply
    50,899.26x = 70,241.41 × 28,239.74
  4. Step 4: Simplify right side
    50,899.26x = 1,983,599,014.43
  5. Step 5: Solve for x
    x = 1,983,599,014.43/50,899.26
  6. Step 6: Final answer
    x = 38,971.08

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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.