Home / 27,564.54-38,039.49-15,626.94

Finding the Fourth Proportional to 27,564.54, 38,039.49 and 15,626.94

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Solution

The fourth proportional to 27,564.54, 38,039.49 and 15,626.94 is: 21,565.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,564.54 : 38,039.49 = 15,626.94 : x
  2. Step 2: Convert to fraction form
    27,564.54/38,039.49 = 15,626.94/x
  3. Step 3: Cross multiply
    27,564.54x = 38,039.49 × 15,626.94
  4. Step 4: Simplify right side
    27,564.54x = 594,440,827.86
  5. Step 5: Solve for x
    x = 594,440,827.86/27,564.54
  6. Step 6: Final answer
    x = 21,565.42

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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.