Home / 47,072.12-64,959.45-25,851.38

Finding the Fourth Proportional to 47,072.12, 64,959.45 and 25,851.38

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Solution

The fourth proportional to 47,072.12, 64,959.45 and 25,851.38 is: 35,674.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,072.12 : 64,959.45 = 25,851.38 : x
  2. Step 2: Convert to fraction form
    47,072.12/64,959.45 = 25,851.38/x
  3. Step 3: Cross multiply
    47,072.12x = 64,959.45 × 25,851.38
  4. Step 4: Simplify right side
    47,072.12x = 1,679,291,297.28
  5. Step 5: Solve for x
    x = 1,679,291,297.28/47,072.12
  6. Step 6: Final answer
    x = 35,674.86

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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.