Home / 50,057.36-69,086.92-28,547.16

Finding the Fourth Proportional to 50,057.36, 69,086.92 and 28,547.16

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Solution

The fourth proportional to 50,057.36, 69,086.92 and 28,547.16 is: 39,399.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,057.36 : 69,086.92 = 28,547.16 : x
  2. Step 2: Convert to fraction form
    50,057.36/69,086.92 = 28,547.16/x
  3. Step 3: Cross multiply
    50,057.36x = 69,086.92 × 28,547.16
  4. Step 4: Simplify right side
    50,057.36x = 1,972,235,359.15
  5. Step 5: Solve for x
    x = 1,972,235,359.15/50,057.36
  6. Step 6: Final answer
    x = 39,399.51

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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.