Home / 38,327.92-57,385.18-19,567.40

Finding the Fourth Proportional to 38,327.92, 57,385.18 and 19,567.40

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Solution

The fourth proportional to 38,327.92, 57,385.18 and 19,567.40 is: 29,296.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,327.92 : 57,385.18 = 19,567.40 : x
  2. Step 2: Convert to fraction form
    38,327.92/57,385.18 = 19,567.40/x
  3. Step 3: Cross multiply
    38,327.92x = 57,385.18 × 19,567.40
  4. Step 4: Simplify right side
    38,327.92x = 1,122,878,771.13
  5. Step 5: Solve for x
    x = 1,122,878,771.13/38,327.92
  6. Step 6: Final answer
    x = 29,296.63

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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.