Home / 15,322.11-22,977.49-5,458.77

Finding the Fourth Proportional to 15,322.11, 22,977.49 and 5,458.77

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Solution

The fourth proportional to 15,322.11, 22,977.49 and 5,458.77 is: 8,186.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,322.11 : 22,977.49 = 5,458.77 : x
  2. Step 2: Convert to fraction form
    15,322.11/22,977.49 = 5,458.77/x
  3. Step 3: Cross multiply
    15,322.11x = 22,977.49 × 5,458.77
  4. Step 4: Simplify right side
    15,322.11x = 125,428,833.09
  5. Step 5: Solve for x
    x = 125,428,833.09/15,322.11
  6. Step 6: Final answer
    x = 8,186.13

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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.