Home / 43,954.85-65,930.15-14,368.79

Finding the Fourth Proportional to 43,954.85, 65,930.15 and 14,368.79

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Solution

The fourth proportional to 43,954.85, 65,930.15 and 14,368.79 is: 21,552.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,954.85 : 65,930.15 = 14,368.79 : x
  2. Step 2: Convert to fraction form
    43,954.85/65,930.15 = 14,368.79/x
  3. Step 3: Cross multiply
    43,954.85x = 65,930.15 × 14,368.79
  4. Step 4: Simplify right side
    43,954.85x = 947,336,680.77
  5. Step 5: Solve for x
    x = 947,336,680.77/43,954.85
  6. Step 6: Final answer
    x = 21,552.49

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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.