Home / 23,036.22-31,791.65-12,965.67

Finding the Fourth Proportional to 23,036.22, 31,791.65 and 12,965.67

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Solution

The fourth proportional to 23,036.22, 31,791.65 and 12,965.67 is: 17,893.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,036.22 : 31,791.65 = 12,965.67 : x
  2. Step 2: Convert to fraction form
    23,036.22/31,791.65 = 12,965.67/x
  3. Step 3: Cross multiply
    23,036.22x = 31,791.65 × 12,965.67
  4. Step 4: Simplify right side
    23,036.22x = 412,199,977.83
  5. Step 5: Solve for x
    x = 412,199,977.83/23,036.22
  6. Step 6: Final answer
    x = 17,893.56

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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.