Home / 27,569.78-41,336.90-11,785.11

Finding the Fourth Proportional to 27,569.78, 41,336.90 and 11,785.11

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Solution

The fourth proportional to 27,569.78, 41,336.90 and 11,785.11 is: 17,670.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,569.78 : 41,336.90 = 11,785.11 : x
  2. Step 2: Convert to fraction form
    27,569.78/41,336.90 = 11,785.11/x
  3. Step 3: Cross multiply
    27,569.78x = 41,336.90 × 11,785.11
  4. Step 4: Simplify right side
    27,569.78x = 487,159,743.81
  5. Step 5: Solve for x
    x = 487,159,743.81/27,569.78
  6. Step 6: Final answer
    x = 17,670.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.