Home / 27,229.05-37,549.89-17,665.40

Finding the Fourth Proportional to 27,229.05, 37,549.89 and 17,665.40

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Solution

The fourth proportional to 27,229.05, 37,549.89 and 17,665.40 is: 24,361.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,229.05 : 37,549.89 = 17,665.40 : x
  2. Step 2: Convert to fraction form
    27,229.05/37,549.89 = 17,665.40/x
  3. Step 3: Cross multiply
    27,229.05x = 37,549.89 × 17,665.40
  4. Step 4: Simplify right side
    27,229.05x = 663,333,639.06
  5. Step 5: Solve for x
    x = 663,333,639.06/27,229.05
  6. Step 6: Final answer
    x = 24,361.25

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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.