Home / 19,127.52-28,684.44-6,644.52

Finding the Fourth Proportional to 19,127.52, 28,684.44 and 6,644.52

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Solution

The fourth proportional to 19,127.52, 28,684.44 and 6,644.52 is: 9,964.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,127.52 : 28,684.44 = 6,644.52 : x
  2. Step 2: Convert to fraction form
    19,127.52/28,684.44 = 6,644.52/x
  3. Step 3: Cross multiply
    19,127.52x = 28,684.44 × 6,644.52
  4. Step 4: Simplify right side
    19,127.52x = 190,594,335.27
  5. Step 5: Solve for x
    x = 190,594,335.27/19,127.52
  6. Step 6: Final answer
    x = 9,964.40

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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.