Home / 33,143.64-49,715.45-27,287.94

Finding the Fourth Proportional to 33,143.64, 49,715.45 and 27,287.94

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Solution

The fourth proportional to 33,143.64, 49,715.45 and 27,287.94 is: 40,931.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,143.64 : 49,715.45 = 27,287.94 : x
  2. Step 2: Convert to fraction form
    33,143.64/49,715.45 = 27,287.94/x
  3. Step 3: Cross multiply
    33,143.64x = 49,715.45 × 27,287.94
  4. Step 4: Simplify right side
    33,143.64x = 1,356,632,080.23
  5. Step 5: Solve for x
    x = 1,356,632,080.23/33,143.64
  6. Step 6: Final answer
    x = 40,931.90

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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.