Home / 18,084.02-27,082.02-12,521.75

Finding the Fourth Proportional to 18,084.02, 27,082.02 and 12,521.75

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Solution

The fourth proportional to 18,084.02, 27,082.02 and 12,521.75 is: 18,752.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,084.02 : 27,082.02 = 12,521.75 : x
  2. Step 2: Convert to fraction form
    18,084.02/27,082.02 = 12,521.75/x
  3. Step 3: Cross multiply
    18,084.02x = 27,082.02 × 12,521.75
  4. Step 4: Simplify right side
    18,084.02x = 339,114,283.94
  5. Step 5: Solve for x
    x = 339,114,283.94/18,084.02
  6. Step 6: Final answer
    x = 18,752.15

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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.