Home / 18,924.64-28,367.76-9,049.44

Finding the Fourth Proportional to 18,924.64, 28,367.76 and 9,049.44

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Solution

The fourth proportional to 18,924.64, 28,367.76 and 9,049.44 is: 13,564.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,924.64 : 28,367.76 = 9,049.44 : x
  2. Step 2: Convert to fraction form
    18,924.64/28,367.76 = 9,049.44/x
  3. Step 3: Cross multiply
    18,924.64x = 28,367.76 × 9,049.44
  4. Step 4: Simplify right side
    18,924.64x = 256,712,342.05
  5. Step 5: Solve for x
    x = 256,712,342.05/18,924.64
  6. Step 6: Final answer
    x = 13,564.98

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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.