Home / 43,790.16-65,685.22-14,208

Finding the Fourth Proportional to 43,790.16, 65,685.22 and 14,208

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Solution

The fourth proportional to 43,790.16, 65,685.22 and 14,208 is: 21,311.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,790.16 : 65,685.22 = 14,208 : x
  2. Step 2: Convert to fraction form
    43,790.16/65,685.22 = 14,208/x
  3. Step 3: Cross multiply
    43,790.16x = 65,685.22 × 14,208
  4. Step 4: Simplify right side
    43,790.16x = 933,255,605.76
  5. Step 5: Solve for x
    x = 933,255,605.76/43,790.16
  6. Step 6: Final answer
    x = 21,311.99

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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.