Home / 16,926.59-25,399.61-13,218.41

Finding the Fourth Proportional to 16,926.59, 25,399.61 and 13,218.41

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Solution

The fourth proportional to 16,926.59, 25,399.61 and 13,218.41 is: 19,835.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,926.59 : 25,399.61 = 13,218.41 : x
  2. Step 2: Convert to fraction form
    16,926.59/25,399.61 = 13,218.41/x
  3. Step 3: Cross multiply
    16,926.59x = 25,399.61 × 13,218.41
  4. Step 4: Simplify right side
    16,926.59x = 335,742,456.23
  5. Step 5: Solve for x
    x = 335,742,456.23/16,926.59
  6. Step 6: Final answer
    x = 19,835.21

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1.5x scale

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.