Home / 38,212.02-57,297.01-20,463.49

Finding the Fourth Proportional to 38,212.02, 57,297.01 and 20,463.49

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Solution

The fourth proportional to 38,212.02, 57,297.01 and 20,463.49 is: 30,683.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,212.02 : 57,297.01 = 20,463.49 : x
  2. Step 2: Convert to fraction form
    38,212.02/57,297.01 = 20,463.49/x
  3. Step 3: Cross multiply
    38,212.02x = 57,297.01 × 20,463.49
  4. Step 4: Simplify right side
    38,212.02x = 1,172,496,498.92
  5. Step 5: Solve for x
    x = 1,172,496,498.92/38,212.02
  6. Step 6: Final answer
    x = 30,683.97

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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.