Home / 62,771.46-86,639.70-35,929.53

Finding the Fourth Proportional to 62,771.46, 86,639.70 and 35,929.53

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Solution

The fourth proportional to 62,771.46, 86,639.70 and 35,929.53 is: 49,591.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,771.46 : 86,639.70 = 35,929.53 : x
  2. Step 2: Convert to fraction form
    62,771.46/86,639.70 = 35,929.53/x
  3. Step 3: Cross multiply
    62,771.46x = 86,639.70 × 35,929.53
  4. Step 4: Simplify right side
    62,771.46x = 3,112,923,700.34
  5. Step 5: Solve for x
    x = 3,112,923,700.34/62,771.46
  6. Step 6: Final answer
    x = 49,591.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.