Home / 18,890.44-28,339.44-10,582.27

Finding the Fourth Proportional to 18,890.44, 28,339.44 and 10,582.27

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Solution

The fourth proportional to 18,890.44, 28,339.44 and 10,582.27 is: 15,875.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,890.44 : 28,339.44 = 10,582.27 : x
  2. Step 2: Convert to fraction form
    18,890.44/28,339.44 = 10,582.27/x
  3. Step 3: Cross multiply
    18,890.44x = 28,339.44 × 10,582.27
  4. Step 4: Simplify right side
    18,890.44x = 299,895,605.73
  5. Step 5: Solve for x
    x = 299,895,605.73/18,890.44
  6. Step 6: Final answer
    x = 15,875.52

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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.