Home / 50,057.87-69,087.61-28,547.66

Finding the Fourth Proportional to 50,057.87, 69,087.61 and 28,547.66

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Solution

The fourth proportional to 50,057.87, 69,087.61 and 28,547.66 is: 39,400.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,057.87 : 69,087.61 = 28,547.66 : x
  2. Step 2: Convert to fraction form
    50,057.87/69,087.61 = 28,547.66/x
  3. Step 3: Cross multiply
    50,057.87x = 69,087.61 × 28,547.66
  4. Step 4: Simplify right side
    50,057.87x = 1,972,289,600.49
  5. Step 5: Solve for x
    x = 1,972,289,600.49/50,057.87
  6. Step 6: Final answer
    x = 39,400.19

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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.