Home / 18,541.16-27,813.64-6,851.66

Finding the Fourth Proportional to 18,541.16, 27,813.64 and 6,851.66

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Solution

The fourth proportional to 18,541.16, 27,813.64 and 6,851.66 is: 10,278.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,541.16 : 27,813.64 = 6,851.66 : x
  2. Step 2: Convert to fraction form
    18,541.16/27,813.64 = 6,851.66/x
  3. Step 3: Cross multiply
    18,541.16x = 27,813.64 × 6,851.66
  4. Step 4: Simplify right side
    18,541.16x = 190,569,604.64
  5. Step 5: Solve for x
    x = 190,569,604.64/18,541.16
  6. Step 6: Final answer
    x = 10,278.19

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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.