Home / 22,379.37-33,567.27-13,013.40

Finding the Fourth Proportional to 22,379.37, 33,567.27 and 13,013.40

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Solution

The fourth proportional to 22,379.37, 33,567.27 and 13,013.40 is: 19,519.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,379.37 : 33,567.27 = 13,013.40 : x
  2. Step 2: Convert to fraction form
    22,379.37/33,567.27 = 13,013.40/x
  3. Step 3: Cross multiply
    22,379.37x = 33,567.27 × 13,013.40
  4. Step 4: Simplify right side
    22,379.37x = 436,824,311.42
  5. Step 5: Solve for x
    x = 436,824,311.42/22,379.37
  6. Step 6: Final answer
    x = 19,519.06

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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.