Home / 43,808.30-65,711.51-12,217.52

Finding the Fourth Proportional to 43,808.30, 65,711.51 and 12,217.52

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Solution

The fourth proportional to 43,808.30, 65,711.51 and 12,217.52 is: 18,326.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,808.30 : 65,711.51 = 12,217.52 : x
  2. Step 2: Convert to fraction form
    43,808.30/65,711.51 = 12,217.52/x
  3. Step 3: Cross multiply
    43,808.30x = 65,711.51 × 12,217.52
  4. Step 4: Simplify right side
    43,808.30x = 802,831,790.85
  5. Step 5: Solve for x
    x = 802,831,790.85/43,808.30
  6. Step 6: Final answer
    x = 18,326.02

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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.