Home / 38,046.18-56,986.05-19,293.90

Finding the Fourth Proportional to 38,046.18, 56,986.05 and 19,293.90

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Solution

The fourth proportional to 38,046.18, 56,986.05 and 19,293.90 is: 28,898.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,046.18 : 56,986.05 = 19,293.90 : x
  2. Step 2: Convert to fraction form
    38,046.18/56,986.05 = 19,293.90/x
  3. Step 3: Cross multiply
    38,046.18x = 56,986.05 × 19,293.90
  4. Step 4: Simplify right side
    38,046.18x = 1,099,483,150.10
  5. Step 5: Solve for x
    x = 1,099,483,150.10/38,046.18
  6. Step 6: Final answer
    x = 28,898.65

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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.