Home / 27,732.09-38,298.25-17,665.08

Finding the Fourth Proportional to 27,732.09, 38,298.25 and 17,665.08

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Solution

The fourth proportional to 27,732.09, 38,298.25 and 17,665.08 is: 24,395.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,732.09 : 38,298.25 = 17,665.08 : x
  2. Step 2: Convert to fraction form
    27,732.09/38,298.25 = 17,665.08/x
  3. Step 3: Cross multiply
    27,732.09x = 38,298.25 × 17,665.08
  4. Step 4: Simplify right side
    27,732.09x = 676,541,650.11
  5. Step 5: Solve for x
    x = 676,541,650.11/27,732.09
  6. Step 6: Final answer
    x = 24,395.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.