Home / 31,103.11-46,672.49-11,379.07

Finding the Fourth Proportional to 31,103.11, 46,672.49 and 11,379.07

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Solution

The fourth proportional to 31,103.11, 46,672.49 and 11,379.07 is: 17,075.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,103.11 : 46,672.49 = 11,379.07 : x
  2. Step 2: Convert to fraction form
    31,103.11/46,672.49 = 11,379.07/x
  3. Step 3: Cross multiply
    31,103.11x = 46,672.49 × 11,379.07
  4. Step 4: Simplify right side
    31,103.11x = 531,089,530.78
  5. Step 5: Solve for x
    x = 531,089,530.78/31,103.11
  6. Step 6: Final answer
    x = 17,075.13

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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.