Home / 27,382.64-37,770.64-17,951.81

Finding the Fourth Proportional to 27,382.64, 37,770.64 and 17,951.81

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Solution

The fourth proportional to 27,382.64, 37,770.64 and 17,951.81 is: 24,762.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,382.64 : 37,770.64 = 17,951.81 : x
  2. Step 2: Convert to fraction form
    27,382.64/37,770.64 = 17,951.81/x
  3. Step 3: Cross multiply
    27,382.64x = 37,770.64 × 17,951.81
  4. Step 4: Simplify right side
    27,382.64x = 678,051,119.13
  5. Step 5: Solve for x
    x = 678,051,119.13/27,382.64
  6. Step 6: Final answer
    x = 24,762.08

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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.