Home / 52,900.97-79,351.92-13,458.13

Finding the Fourth Proportional to 52,900.97, 79,351.92 and 13,458.13

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Solution

The fourth proportional to 52,900.97, 79,351.92 and 13,458.13 is: 20,187.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,900.97 : 79,351.92 = 13,458.13 : x
  2. Step 2: Convert to fraction form
    52,900.97/79,351.92 = 13,458.13/x
  3. Step 3: Cross multiply
    52,900.97x = 79,351.92 × 13,458.13
  4. Step 4: Simplify right side
    52,900.97x = 1,067,928,455.11
  5. Step 5: Solve for x
    x = 1,067,928,455.11/52,900.97
  6. Step 6: Final answer
    x = 20,187.31

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1.5x scale

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.