Home / 38,694.20-58,008.90-20,226.20

Finding the Fourth Proportional to 38,694.20, 58,008.90 and 20,226.20

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Solution

The fourth proportional to 38,694.20, 58,008.90 and 20,226.20 is: 30,322.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,694.20 : 58,008.90 = 20,226.20 : x
  2. Step 2: Convert to fraction form
    38,694.20/58,008.90 = 20,226.20/x
  3. Step 3: Cross multiply
    38,694.20x = 58,008.90 × 20,226.20
  4. Step 4: Simplify right side
    38,694.20x = 1,173,299,613.18
  5. Step 5: Solve for x
    x = 1,173,299,613.18/38,694.20
  6. Step 6: Final answer
    x = 30,322.36

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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.