Home / 37,865.22-52,257.01-20,872.49

Finding the Fourth Proportional to 37,865.22, 52,257.01 and 20,872.49

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Solution

The fourth proportional to 37,865.22, 52,257.01 and 20,872.49 is: 28,805.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,865.22 : 52,257.01 = 20,872.49 : x
  2. Step 2: Convert to fraction form
    37,865.22/52,257.01 = 20,872.49/x
  3. Step 3: Cross multiply
    37,865.22x = 52,257.01 × 20,872.49
  4. Step 4: Simplify right side
    37,865.22x = 1,090,733,605.19
  5. Step 5: Solve for x
    x = 1,090,733,605.19/37,865.22
  6. Step 6: Final answer
    x = 28,805.69

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1.5x scale

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.