Home / 45,029.54-67,520.01-31,907.54

Finding the Fourth Proportional to 45,029.54, 67,520.01 and 31,907.54

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Solution

The fourth proportional to 45,029.54, 67,520.01 and 31,907.54 is: 47,844.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,029.54 : 67,520.01 = 31,907.54 : x
  2. Step 2: Convert to fraction form
    45,029.54/67,520.01 = 31,907.54/x
  3. Step 3: Cross multiply
    45,029.54x = 67,520.01 × 31,907.54
  4. Step 4: Simplify right side
    45,029.54x = 2,154,397,419.88
  5. Step 5: Solve for x
    x = 2,154,397,419.88/45,029.54
  6. Step 6: Final answer
    x = 47,844.09

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1.5x scale

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.