Home / 43,633.51-65,450.27-12,468.76

Finding the Fourth Proportional to 43,633.51, 65,450.27 and 12,468.76

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Solution

The fourth proportional to 43,633.51, 65,450.27 and 12,468.76 is: 18,703.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,633.51 : 65,450.27 = 12,468.76 : x
  2. Step 2: Convert to fraction form
    43,633.51/65,450.27 = 12,468.76/x
  3. Step 3: Cross multiply
    43,633.51x = 65,450.27 × 12,468.76
  4. Step 4: Simplify right side
    43,633.51x = 816,083,576.11
  5. Step 5: Solve for x
    x = 816,083,576.11/43,633.51
  6. Step 6: Final answer
    x = 18,703.14

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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.