Home / 47,938.41-71,907.60-14,658.47

Finding the Fourth Proportional to 47,938.41, 71,907.60 and 14,658.47

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Solution

The fourth proportional to 47,938.41, 71,907.60 and 14,658.47 is: 21,987.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,938.41 : 71,907.60 = 14,658.47 : x
  2. Step 2: Convert to fraction form
    47,938.41/71,907.60 = 14,658.47/x
  3. Step 3: Cross multiply
    47,938.41x = 71,907.60 × 14,658.47
  4. Step 4: Simplify right side
    47,938.41x = 1,054,055,324.08
  5. Step 5: Solve for x
    x = 1,054,055,324.08/47,938.41
  6. Step 6: Final answer
    x = 21,987.70

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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.