Home / 43,814.75-65,708.21-14,225.75

Finding the Fourth Proportional to 43,814.75, 65,708.21 and 14,225.75

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Solution

The fourth proportional to 43,814.75, 65,708.21 and 14,225.75 is: 21,334.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,814.75 : 65,708.21 = 14,225.75 : x
  2. Step 2: Convert to fraction form
    43,814.75/65,708.21 = 14,225.75/x
  3. Step 3: Cross multiply
    43,814.75x = 65,708.21 × 14,225.75
  4. Step 4: Simplify right side
    43,814.75x = 934,748,497.28
  5. Step 5: Solve for x
    x = 934,748,497.28/43,814.75
  6. Step 6: Final answer
    x = 21,334.11

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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.