Home / 13,967.29-20,935.77-6,952.53

Finding the Fourth Proportional to 13,967.29, 20,935.77 and 6,952.53

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Solution

The fourth proportional to 13,967.29, 20,935.77 and 6,952.53 is: 10,421.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,967.29 : 20,935.77 = 6,952.53 : x
  2. Step 2: Convert to fraction form
    13,967.29/20,935.77 = 6,952.53/x
  3. Step 3: Cross multiply
    13,967.29x = 20,935.77 × 6,952.53
  4. Step 4: Simplify right side
    13,967.29x = 145,556,621.44
  5. Step 5: Solve for x
    x = 145,556,621.44/13,967.29
  6. Step 6: Final answer
    x = 10,421.25

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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.