Home / 27,627.12-41,423.40-18,382.32

Finding the Fourth Proportional to 27,627.12, 41,423.40 and 18,382.32

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Solution

The fourth proportional to 27,627.12, 41,423.40 and 18,382.32 is: 27,561.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,627.12 : 41,423.40 = 18,382.32 : x
  2. Step 2: Convert to fraction form
    27,627.12/41,423.40 = 18,382.32/x
  3. Step 3: Cross multiply
    27,627.12x = 41,423.40 × 18,382.32
  4. Step 4: Simplify right side
    27,627.12x = 761,458,194.29
  5. Step 5: Solve for x
    x = 761,458,194.29/27,627.12
  6. Step 6: Final answer
    x = 27,561.98

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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.