Home / 50,982.29-70,366.82-28,329.07

Finding the Fourth Proportional to 50,982.29, 70,366.82 and 28,329.07

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Solution

The fourth proportional to 50,982.29, 70,366.82 and 28,329.07 is: 39,100.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,982.29 : 70,366.82 = 28,329.07 : x
  2. Step 2: Convert to fraction form
    50,982.29/70,366.82 = 28,329.07/x
  3. Step 3: Cross multiply
    50,982.29x = 70,366.82 × 28,329.07
  4. Step 4: Simplify right side
    50,982.29x = 1,993,426,569.46
  5. Step 5: Solve for x
    x = 1,993,426,569.46/50,982.29
  6. Step 6: Final answer
    x = 39,100.37

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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.