Home / 47,910.42-66,115.51-26,689.23

Finding the Fourth Proportional to 47,910.42, 66,115.51 and 26,689.23

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Solution

The fourth proportional to 47,910.42, 66,115.51 and 26,689.23 is: 36,830.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,910.42 : 66,115.51 = 26,689.23 : x
  2. Step 2: Convert to fraction form
    47,910.42/66,115.51 = 26,689.23/x
  3. Step 3: Cross multiply
    47,910.42x = 66,115.51 × 26,689.23
  4. Step 4: Simplify right side
    47,910.42x = 1,764,571,986.23
  5. Step 5: Solve for x
    x = 1,764,571,986.23/47,910.42
  6. Step 6: Final answer
    x = 36,830.65

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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.