Home / 15,854.54-23,782.01-6,365.79

Finding the Fourth Proportional to 15,854.54, 23,782.01 and 6,365.79

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Solution

The fourth proportional to 15,854.54, 23,782.01 and 6,365.79 is: 9,548.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,854.54 : 23,782.01 = 6,365.79 : x
  2. Step 2: Convert to fraction form
    15,854.54/23,782.01 = 6,365.79/x
  3. Step 3: Cross multiply
    15,854.54x = 23,782.01 × 6,365.79
  4. Step 4: Simplify right side
    15,854.54x = 151,391,249.61
  5. Step 5: Solve for x
    x = 151,391,249.61/15,854.54
  6. Step 6: Final answer
    x = 9,548.77

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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.