Home / 38,277.72-57,367.89-21,646.98

Finding the Fourth Proportional to 38,277.72, 57,367.89 and 21,646.98

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Solution

The fourth proportional to 38,277.72, 57,367.89 and 21,646.98 is: 32,442.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,277.72 : 57,367.89 = 21,646.98 : x
  2. Step 2: Convert to fraction form
    38,277.72/57,367.89 = 21,646.98/x
  3. Step 3: Cross multiply
    38,277.72x = 57,367.89 × 21,646.98
  4. Step 4: Simplify right side
    38,277.72x = 1,241,841,567.47
  5. Step 5: Solve for x
    x = 1,241,841,567.47/38,277.72
  6. Step 6: Final answer
    x = 32,442.93

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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.