Home / 22,884.24-31,580.04-12,813.60

Finding the Fourth Proportional to 22,884.24, 31,580.04 and 12,813.60

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Solution

The fourth proportional to 22,884.24, 31,580.04 and 12,813.60 is: 17,682.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,884.24 : 31,580.04 = 12,813.60 : x
  2. Step 2: Convert to fraction form
    22,884.24/31,580.04 = 12,813.60/x
  3. Step 3: Cross multiply
    22,884.24x = 31,580.04 × 12,813.60
  4. Step 4: Simplify right side
    22,884.24x = 404,654,000.54
  5. Step 5: Solve for x
    x = 404,654,000.54/22,884.24
  6. Step 6: Final answer
    x = 17,682.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.