Home / 50,688.57-69,955.34-28,029.27

Finding the Fourth Proportional to 50,688.57, 69,955.34 and 28,029.27

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Solution

The fourth proportional to 50,688.57, 69,955.34 and 28,029.27 is: 38,683.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,688.57 : 69,955.34 = 28,029.27 : x
  2. Step 2: Convert to fraction form
    50,688.57/69,955.34 = 28,029.27/x
  3. Step 3: Cross multiply
    50,688.57x = 69,955.34 × 28,029.27
  4. Step 4: Simplify right side
    50,688.57x = 1,960,797,234.99
  5. Step 5: Solve for x
    x = 1,960,797,234.99/50,688.57
  6. Step 6: Final answer
    x = 38,683.22

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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.