Home / 47,872.02-66,065.70-26,651.28

Finding the Fourth Proportional to 47,872.02, 66,065.70 and 26,651.28

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Solution

The fourth proportional to 47,872.02, 66,065.70 and 26,651.28 is: 36,780.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,872.02 : 66,065.70 = 26,651.28 : x
  2. Step 2: Convert to fraction form
    47,872.02/66,065.70 = 26,651.28/x
  3. Step 3: Cross multiply
    47,872.02x = 66,065.70 × 26,651.28
  4. Step 4: Simplify right side
    47,872.02x = 1,760,735,469.10
  5. Step 5: Solve for x
    x = 1,760,735,469.10/47,872.02
  6. Step 6: Final answer
    x = 36,780.05

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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.