Home / 20,675.03-31,007.85-5,883.62

Finding the Fourth Proportional to 20,675.03, 31,007.85 and 5,883.62

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Solution

The fourth proportional to 20,675.03, 31,007.85 and 5,883.62 is: 8,824.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,675.03 : 31,007.85 = 5,883.62 : x
  2. Step 2: Convert to fraction form
    20,675.03/31,007.85 = 5,883.62/x
  3. Step 3: Cross multiply
    20,675.03x = 31,007.85 × 5,883.62
  4. Step 4: Simplify right side
    20,675.03x = 182,438,251.38
  5. Step 5: Solve for x
    x = 182,438,251.38/20,675.03
  6. Step 6: Final answer
    x = 8,824.09

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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.