Home / 50,889.96-70,229.27-28,228.22

Finding the Fourth Proportional to 50,889.96, 70,229.27 and 28,228.22

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Solution

The fourth proportional to 50,889.96, 70,229.27 and 28,228.22 is: 38,955.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,889.96 : 70,229.27 = 28,228.22 : x
  2. Step 2: Convert to fraction form
    50,889.96/70,229.27 = 28,228.22/x
  3. Step 3: Cross multiply
    50,889.96x = 70,229.27 × 28,228.22
  4. Step 4: Simplify right side
    50,889.96x = 1,982,447,284.00
  5. Step 5: Solve for x
    x = 1,982,447,284.00/50,889.96
  6. Step 6: Final answer
    x = 38,955.57

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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.