Home / 18,301.32-27,386.28-11,696.58

Finding the Fourth Proportional to 18,301.32, 27,386.28 and 11,696.58

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Solution

The fourth proportional to 18,301.32, 27,386.28 and 11,696.58 is: 17,502.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,301.32 : 27,386.28 = 11,696.58 : x
  2. Step 2: Convert to fraction form
    18,301.32/27,386.28 = 11,696.58/x
  3. Step 3: Cross multiply
    18,301.32x = 27,386.28 × 11,696.58
  4. Step 4: Simplify right side
    18,301.32x = 320,325,814.92
  5. Step 5: Solve for x
    x = 320,325,814.92/18,301.32
  6. Step 6: Final answer
    x = 17,502.88

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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.