Home / 12,566.52-18,858.40-4,358.52

Finding the Fourth Proportional to 12,566.52, 18,858.40 and 4,358.52

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Solution

The fourth proportional to 12,566.52, 18,858.40 and 4,358.52 is: 6,540.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,566.52 : 18,858.40 = 4,358.52 : x
  2. Step 2: Convert to fraction form
    12,566.52/18,858.40 = 4,358.52/x
  3. Step 3: Cross multiply
    12,566.52x = 18,858.40 × 4,358.52
  4. Step 4: Simplify right side
    12,566.52x = 82,194,713.57
  5. Step 5: Solve for x
    x = 82,194,713.57/12,566.52
  6. Step 6: Final answer
    x = 6,540.77

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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.