Home / 27,355.54-37,752.42-15,257.38

Finding the Fourth Proportional to 27,355.54, 37,752.42 and 15,257.38

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Solution

The fourth proportional to 27,355.54, 37,752.42 and 15,257.38 is: 21,056.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,355.54 : 37,752.42 = 15,257.38 : x
  2. Step 2: Convert to fraction form
    27,355.54/37,752.42 = 15,257.38/x
  3. Step 3: Cross multiply
    27,355.54x = 37,752.42 × 15,257.38
  4. Step 4: Simplify right side
    27,355.54x = 576,003,017.86
  5. Step 5: Solve for x
    x = 576,003,017.86/27,355.54
  6. Step 6: Final answer
    x = 21,056.17

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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.