Home / 50,551.13-69,760.56-28,195.13

Finding the Fourth Proportional to 50,551.13, 69,760.56 and 28,195.13

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Solution

The fourth proportional to 50,551.13, 69,760.56 and 28,195.13 is: 38,909.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,551.13 : 69,760.56 = 28,195.13 : x
  2. Step 2: Convert to fraction form
    50,551.13/69,760.56 = 28,195.13/x
  3. Step 3: Cross multiply
    50,551.13x = 69,760.56 × 28,195.13
  4. Step 4: Simplify right side
    50,551.13x = 1,966,907,709.27
  5. Step 5: Solve for x
    x = 1,966,907,709.27/50,551.13
  6. Step 6: Final answer
    x = 38,909.28

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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.