Home / 47,989.11-66,225.09-26,769.75

Finding the Fourth Proportional to 47,989.11, 66,225.09 and 26,769.75

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Solution

The fourth proportional to 47,989.11, 66,225.09 and 26,769.75 is: 36,942.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,989.11 : 66,225.09 = 26,769.75 : x
  2. Step 2: Convert to fraction form
    47,989.11/66,225.09 = 26,769.75/x
  3. Step 3: Cross multiply
    47,989.11x = 66,225.09 × 26,769.75
  4. Step 4: Simplify right side
    47,989.11x = 1,772,829,103.03
  5. Step 5: Solve for x
    x = 1,772,829,103.03/47,989.11
  6. Step 6: Final answer
    x = 36,942.32

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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.