Home / 13,256.77-19,884.96-3,395.98

Finding the Fourth Proportional to 13,256.77, 19,884.96 and 3,395.98

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Solution

The fourth proportional to 13,256.77, 19,884.96 and 3,395.98 is: 5,093.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,256.77 : 19,884.96 = 3,395.98 : x
  2. Step 2: Convert to fraction form
    13,256.77/19,884.96 = 3,395.98/x
  3. Step 3: Cross multiply
    13,256.77x = 19,884.96 × 3,395.98
  4. Step 4: Simplify right side
    13,256.77x = 67,528,926.46
  5. Step 5: Solve for x
    x = 67,528,926.46/13,256.77
  6. Step 6: Final answer
    x = 5,093.92

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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.