Home / 37,620.33-56,471.40-28,287.11

Finding the Fourth Proportional to 37,620.33, 56,471.40 and 28,287.11

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Solution

The fourth proportional to 37,620.33, 56,471.40 and 28,287.11 is: 42,461.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,620.33 : 56,471.40 = 28,287.11 : x
  2. Step 2: Convert to fraction form
    37,620.33/56,471.40 = 28,287.11/x
  3. Step 3: Cross multiply
    37,620.33x = 56,471.40 × 28,287.11
  4. Step 4: Simplify right side
    37,620.33x = 1,597,412,703.65
  5. Step 5: Solve for x
    x = 1,597,412,703.65/37,620.33
  6. Step 6: Final answer
    x = 42,461.42

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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.