Home / 38,026.08-57,040.12-18,030.88

Finding the Fourth Proportional to 38,026.08, 57,040.12 and 18,030.88

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Solution

The fourth proportional to 38,026.08, 57,040.12 and 18,030.88 is: 27,046.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,026.08 : 57,040.12 = 18,030.88 : x
  2. Step 2: Convert to fraction form
    38,026.08/57,040.12 = 18,030.88/x
  3. Step 3: Cross multiply
    38,026.08x = 57,040.12 × 18,030.88
  4. Step 4: Simplify right side
    38,026.08x = 1,028,483,558.91
  5. Step 5: Solve for x
    x = 1,028,483,558.91/38,026.08
  6. Step 6: Final answer
    x = 27,046.79

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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.