Home / 38,216.44-57,303.61-20,467.90

Finding the Fourth Proportional to 38,216.44, 57,303.61 and 20,467.90

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Solution

The fourth proportional to 38,216.44, 57,303.61 and 20,467.90 is: 30,690.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,216.44 : 57,303.61 = 20,467.90 : x
  2. Step 2: Convert to fraction form
    38,216.44/57,303.61 = 20,467.90/x
  3. Step 3: Cross multiply
    38,216.44x = 57,303.61 × 20,467.90
  4. Step 4: Simplify right side
    38,216.44x = 1,172,884,364.69
  5. Step 5: Solve for x
    x = 1,172,884,364.69/38,216.44
  6. Step 6: Final answer
    x = 30,690.57

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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.