Home / 22,160.39-33,174.77-13,368.65

Finding the Fourth Proportional to 22,160.39, 33,174.77 and 13,368.65

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Solution

The fourth proportional to 22,160.39, 33,174.77 and 13,368.65 is: 20,013.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,160.39 : 33,174.77 = 13,368.65 : x
  2. Step 2: Convert to fraction form
    22,160.39/33,174.77 = 13,368.65/x
  3. Step 3: Cross multiply
    22,160.39x = 33,174.77 × 13,368.65
  4. Step 4: Simplify right side
    22,160.39x = 443,501,656.24
  5. Step 5: Solve for x
    x = 443,501,656.24/22,160.39
  6. Step 6: Final answer
    x = 20,013.26

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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.