Home / 19,515.96-29,277-6,365.30

Finding the Fourth Proportional to 19,515.96, 29,277 and 6,365.30

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Solution

The fourth proportional to 19,515.96, 29,277 and 6,365.30 is: 9,548.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,515.96 : 29,277 = 6,365.30 : x
  2. Step 2: Convert to fraction form
    19,515.96/29,277 = 6,365.30/x
  3. Step 3: Cross multiply
    19,515.96x = 29,277 × 6,365.30
  4. Step 4: Simplify right side
    19,515.96x = 186,356,741.72
  5. Step 5: Solve for x
    x = 186,356,741.72/19,515.96
  6. Step 6: Final answer
    x = 9,548.94

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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.