Home / 50,981.73-70,352.49-28,322.29

Finding the Fourth Proportional to 50,981.73, 70,352.49 and 28,322.29

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Solution

The fourth proportional to 50,981.73, 70,352.49 and 28,322.29 is: 39,083.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,981.73 : 70,352.49 = 28,322.29 : x
  2. Step 2: Convert to fraction form
    50,981.73/70,352.49 = 28,322.29/x
  3. Step 3: Cross multiply
    50,981.73x = 70,352.49 × 28,322.29
  4. Step 4: Simplify right side
    50,981.73x = 1,992,543,624.00
  5. Step 5: Solve for x
    x = 1,992,543,624.00/50,981.73
  6. Step 6: Final answer
    x = 39,083.48

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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.