Home / 18,288.02-27,272.18-16,272.02

Finding the Fourth Proportional to 18,288.02, 27,272.18 and 16,272.02

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Solution

The fourth proportional to 18,288.02, 27,272.18 and 16,272.02 is: 24,265.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,288.02 : 27,272.18 = 16,272.02 : x
  2. Step 2: Convert to fraction form
    18,288.02/27,272.18 = 16,272.02/x
  3. Step 3: Cross multiply
    18,288.02x = 27,272.18 × 16,272.02
  4. Step 4: Simplify right side
    18,288.02x = 443,773,458.40
  5. Step 5: Solve for x
    x = 443,773,458.40/18,288.02
  6. Step 6: Final answer
    x = 24,265.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.