Home / 38,018.44-52,464.42-21,254.68

Finding the Fourth Proportional to 38,018.44, 52,464.42 and 21,254.68

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Solution

The fourth proportional to 38,018.44, 52,464.42 and 21,254.68 is: 29,330.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,018.44 : 52,464.42 = 21,254.68 : x
  2. Step 2: Convert to fraction form
    38,018.44/52,464.42 = 21,254.68/x
  3. Step 3: Cross multiply
    38,018.44x = 52,464.42 × 21,254.68
  4. Step 4: Simplify right side
    38,018.44x = 1,115,114,458.49
  5. Step 5: Solve for x
    x = 1,115,114,458.49/38,018.44
  6. Step 6: Final answer
    x = 29,330.88

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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.