Home / 23,131.11-34,707.42-7,338.63

Finding the Fourth Proportional to 23,131.11, 34,707.42 and 7,338.63

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Solution

The fourth proportional to 23,131.11, 34,707.42 and 7,338.63 is: 11,011.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,131.11 : 34,707.42 = 7,338.63 : x
  2. Step 2: Convert to fraction form
    23,131.11/34,707.42 = 7,338.63/x
  3. Step 3: Cross multiply
    23,131.11x = 34,707.42 × 7,338.63
  4. Step 4: Simplify right side
    23,131.11x = 254,704,913.63
  5. Step 5: Solve for x
    x = 254,704,913.63/23,131.11
  6. Step 6: Final answer
    x = 11,011.36

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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.