Home / 50,929.24-70,283.10-28,269.69

Finding the Fourth Proportional to 50,929.24, 70,283.10 and 28,269.69

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Solution

The fourth proportional to 50,929.24, 70,283.10 and 28,269.69 is: 39,012.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,929.24 : 70,283.10 = 28,269.69 : x
  2. Step 2: Convert to fraction form
    50,929.24/70,283.10 = 28,269.69/x
  3. Step 3: Cross multiply
    50,929.24x = 70,283.10 × 28,269.69
  4. Step 4: Simplify right side
    50,929.24x = 1,986,881,449.24
  5. Step 5: Solve for x
    x = 1,986,881,449.24/50,929.24
  6. Step 6: Final answer
    x = 39,012.59

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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.