Home / 18,273.49-27,407.16-6,436.06

Finding the Fourth Proportional to 18,273.49, 27,407.16 and 6,436.06

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Solution

The fourth proportional to 18,273.49, 27,407.16 and 6,436.06 is: 9,653.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,273.49 : 27,407.16 = 6,436.06 : x
  2. Step 2: Convert to fraction form
    18,273.49/27,407.16 = 6,436.06/x
  3. Step 3: Cross multiply
    18,273.49x = 27,407.16 × 6,436.06
  4. Step 4: Simplify right side
    18,273.49x = 176,394,057.67
  5. Step 5: Solve for x
    x = 176,394,057.67/18,273.49
  6. Step 6: Final answer
    x = 9,653.00

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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.