Home / 53,219.87-79,806.63-15,260.77

Finding the Fourth Proportional to 53,219.87, 79,806.63 and 15,260.77

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Solution

The fourth proportional to 53,219.87, 79,806.63 and 15,260.77 is: 22,884.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,219.87 : 79,806.63 = 15,260.77 : x
  2. Step 2: Convert to fraction form
    53,219.87/79,806.63 = 15,260.77/x
  3. Step 3: Cross multiply
    53,219.87x = 79,806.63 × 15,260.77
  4. Step 4: Simplify right side
    53,219.87x = 1,217,910,425.39
  5. Step 5: Solve for x
    x = 1,217,910,425.39/53,219.87
  6. Step 6: Final answer
    x = 22,884.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.