Home / 52,704.28-79,054.44-13,260.88

Finding the Fourth Proportional to 52,704.28, 79,054.44 and 13,260.88

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Solution

The fourth proportional to 52,704.28, 79,054.44 and 13,260.88 is: 19,890.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,704.28 : 79,054.44 = 13,260.88 : x
  2. Step 2: Convert to fraction form
    52,704.28/79,054.44 = 13,260.88/x
  3. Step 3: Cross multiply
    52,704.28x = 79,054.44 × 13,260.88
  4. Step 4: Simplify right side
    52,704.28x = 1,048,331,442.31
  5. Step 5: Solve for x
    x = 1,048,331,442.31/52,704.28
  6. Step 6: Final answer
    x = 19,890.82

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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.