Home / 16,866.80-25,271.40-11,926.96

Finding the Fourth Proportional to 16,866.80, 25,271.40 and 11,926.96

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Solution

The fourth proportional to 16,866.80, 25,271.40 and 11,926.96 is: 17,870.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,866.80 : 25,271.40 = 11,926.96 : x
  2. Step 2: Convert to fraction form
    16,866.80/25,271.40 = 11,926.96/x
  3. Step 3: Cross multiply
    16,866.80x = 25,271.40 × 11,926.96
  4. Step 4: Simplify right side
    16,866.80x = 301,410,976.94
  5. Step 5: Solve for x
    x = 301,410,976.94/16,866.80
  6. Step 6: Final answer
    x = 17,870.07

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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.