Home / 18,148.02-27,225.24-8,288.29

Finding the Fourth Proportional to 18,148.02, 27,225.24 and 8,288.29

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Solution

The fourth proportional to 18,148.02, 27,225.24 and 8,288.29 is: 12,433.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,148.02 : 27,225.24 = 8,288.29 : x
  2. Step 2: Convert to fraction form
    18,148.02/27,225.24 = 8,288.29/x
  3. Step 3: Cross multiply
    18,148.02x = 27,225.24 × 8,288.29
  4. Step 4: Simplify right side
    18,148.02x = 225,650,684.44
  5. Step 5: Solve for x
    x = 225,650,684.44/18,148.02
  6. Step 6: Final answer
    x = 12,433.90

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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.