Home / 43,472.67-65,218.30-13,486.26

Finding the Fourth Proportional to 43,472.67, 65,218.30 and 13,486.26

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Solution

The fourth proportional to 43,472.67, 65,218.30 and 13,486.26 is: 20,232.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,472.67 : 65,218.30 = 13,486.26 : x
  2. Step 2: Convert to fraction form
    43,472.67/65,218.30 = 13,486.26/x
  3. Step 3: Cross multiply
    43,472.67x = 65,218.30 × 13,486.26
  4. Step 4: Simplify right side
    43,472.67x = 879,550,950.56
  5. Step 5: Solve for x
    x = 879,550,950.56/43,472.67
  6. Step 6: Final answer
    x = 20,232.27

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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.