Home / 38,162.49-57,169.62-21,471.63

Finding the Fourth Proportional to 38,162.49, 57,169.62 and 21,471.63

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Solution

The fourth proportional to 38,162.49, 57,169.62 and 21,471.63 is: 32,165.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,162.49 : 57,169.62 = 21,471.63 : x
  2. Step 2: Convert to fraction form
    38,162.49/57,169.62 = 21,471.63/x
  3. Step 3: Cross multiply
    38,162.49x = 57,169.62 × 21,471.63
  4. Step 4: Simplify right side
    38,162.49x = 1,227,524,927.88
  5. Step 5: Solve for x
    x = 1,227,524,927.88/38,162.49
  6. Step 6: Final answer
    x = 32,165.75

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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.