Home / 27,341.73-37,728.66-15,404.94

Finding the Fourth Proportional to 27,341.73, 37,728.66 and 15,404.94

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Solution

The fourth proportional to 27,341.73, 37,728.66 and 15,404.94 is: 21,257.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,341.73 : 37,728.66 = 15,404.94 : x
  2. Step 2: Convert to fraction form
    27,341.73/37,728.66 = 15,404.94/x
  3. Step 3: Cross multiply
    27,341.73x = 37,728.66 × 15,404.94
  4. Step 4: Simplify right side
    27,341.73x = 581,207,743.58
  5. Step 5: Solve for x
    x = 581,207,743.58/27,341.73
  6. Step 6: Final answer
    x = 21,257.17

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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.